diff --git a/README.md b/README.md
index d0634fde..0b87d406 100644
--- a/README.md
+++ b/README.md
@@ -69,7 +69,7 @@ Example servers running Turanic
    - [ ] More thread/worker
    - [ ] Basic ChunkLoader System
    - [ ] Fast NBT Writer/reader
-   - [ ] Basic Redstone system (without lag) (Progress: %80)
+   - [ ] Basic Redstone system (without lag) (Progress: %10)
    - [ ] Update languages
 <br />***More to do...***
 
diff --git a/src/pocketmine/block/Block.php b/src/pocketmine/block/Block.php
index a53443e9..db4eb26d 100644
--- a/src/pocketmine/block/Block.php
+++ b/src/pocketmine/block/Block.php
@@ -503,7 +503,7 @@ public function getFuelTime() : int{
      */
     public function getSide($side, $step = 1){
         if($this->isValid()){
-            return $this->getLevel()->getBlock(Vector3::getSide($side, $step));
+            return $this->getLevel()->getBlockAt(...Vector3::getSide($side, $step)->toArray());
         }
 
         return BlockFactory::get(Block::AIR, 0, Position::fromObject(Vector3::getSide($side, $step)));
@@ -738,24 +738,41 @@ public function canNeighborBurn(){
 	public function isPlaceable(){
 		return $this->canBePlaced();
 	}
-
-	public function getMaxStackSize() : int{
-	    return 64;
+	  public function getMaxStackSize() : int{
+	      return 64;
     }
 
-	public function isNormal(){
-	    return !$this->isTransparent() && $this->isSolid() && !$this->isRedstoneSource();
+    /**
+     * Kızıltaş kaynağı kontrolü
+     *
+     * @return bool
+     */
+    public function isRedstoneSource() : bool{
+	    return false;
     }
 
-    public function isRedstoneSource(){
-	    return false;
+    /**
+     * Kızıltaş güç seviyesi
+     * NOT: Güç seviyesi isRedstoneSource fonksiyonundan bağımsız çalışır
+     *
+     * @return int
+     */
+    public function getRedstonePower() : int{
+	    return 0;
     }
 
-    public function getWeakPower(int $side) : int{
-        return 0;
+    /**
+     * Kızıltaş ile güncellenebilir mi ?
+     *
+     * @return bool
+     */
+    public function canUpdateWithRedstone() : bool{
+        return false;
     }
 
-	public function activate(){ // TODO : remove
+    // TODO : remove
+
+	public function activate(){
 		return false;
 	}
 
diff --git a/src/pocketmine/block/BlockFactory.php b/src/pocketmine/block/BlockFactory.php
index 72b2210f..318ffd7c 100644
--- a/src/pocketmine/block/BlockFactory.php
+++ b/src/pocketmine/block/BlockFactory.php
@@ -188,7 +188,7 @@ public static function init(bool $force = false){
             self::registerBlock(new EndStone());
             self::registerBlock(new DragonEgg());
             self::registerBlock(new RedstoneLamp());
-            self::registerBlock(new LitRedstoneLamp());
+            self::registerBlock(new RedstoneLampLit());
             self::registerBlock(new Dropper());
             self::registerBlock(new ActivatorRail());
             self::registerBlock(new CocoaBlock());
diff --git a/src/pocketmine/block/Button.php b/src/pocketmine/block/Button.php
index e349ca05..fe55d039 100644
--- a/src/pocketmine/block/Button.php
+++ b/src/pocketmine/block/Button.php
@@ -26,8 +26,12 @@
 
 namespace pocketmine\block;
 
+use pocketmine\block\utils\RedstoneUtils;
 use pocketmine\item\Item;
+use pocketmine\level\Level;
+use pocketmine\level\Position;
 use pocketmine\math\Vector3;
+use pocketmine\network\mcpe\protocol\LevelEventPacket;
 use pocketmine\Player;
 
 abstract class Button extends Flowable {
@@ -51,7 +55,42 @@ public function place(Item $item, Block $blockReplace, Block $blockClicked, int
     }
 
     public function onActivate(Item $item, Player $player = null): bool{
-        // TODO : Add Redstone System
+        if(!$this->isRedstoneSource()){
+            $this->meta ^= 0x08;
+            $this->level->setBlock($this, $this, true, false);
+            $this->level->scheduleDelayedBlockUpdate($this, 30);
+            $this->level->broadcastLevelEvent($this, LevelEventPacket::EVENT_REDSTONE_TRIGGER);
+            RedstoneUtils::updateRedstone($this, null, true);
+            RedstoneUtils::updateRedstone($this->getOppositeSidePosition(), null, true, $this->asPosition());
+        }
         return true;
     }
+
+    public function onUpdate(int $type){
+        switch($type){
+            case Level::BLOCK_UPDATE_SCHEDULED:
+                if($this->isRedstoneSource()){
+                    $this->meta ^= 0x08;
+                    $this->level->setBlock($this, $this, true, false);
+                    $this->level->broadcastLevelEvent($this, LevelEventPacket::EVENT_REDSTONE_TRIGGER);
+                    RedstoneUtils::updateRedstone($this, null, true);
+                    RedstoneUtils::updateRedstone($this->getOppositeSidePosition(), null, true, $this->asPosition());
+                }
+                break;
+        }
+    }
+
+    public function isRedstoneSource(): bool{
+        return (($this->meta & 0x08) === 0x08);
+    }
+
+
+    public function getRedstonePower(): int{
+        return 15;
+    }
+
+    public function getOppositeSidePosition(){
+        $side = self::getOppositeSide($this->isRedstoneSource() ? $this->meta ^ 0x08 : $this->meta);
+        return Position::fromObject($this->asVector3()->getSide($side), $this->level);
+    }
 }
\ No newline at end of file
diff --git a/src/pocketmine/block/DaylightDetector.php b/src/pocketmine/block/DaylightDetector.php
index 53a3ae8a..002aa39d 100644
--- a/src/pocketmine/block/DaylightDetector.php
+++ b/src/pocketmine/block/DaylightDetector.php
@@ -87,10 +87,6 @@ public function getFuelTime(): int{
         return 300;
     }
 
-    public function isRedstoneSource(){
-        return true;
-    }
-
     public function getWeakPower(int $side): int{
         return $this->getTile()->getLightByTime();
     }
diff --git a/src/pocketmine/block/DaylightDetectorInverted.php b/src/pocketmine/block/DaylightDetectorInverted.php
index 52f252fb..46d78d39 100644
--- a/src/pocketmine/block/DaylightDetectorInverted.php
+++ b/src/pocketmine/block/DaylightDetectorInverted.php
@@ -36,10 +36,6 @@ public function onActivate(Item $item, Player $player = null) : bool{
 		return true;
 	}
 
-	public function isRedstoneSource(){
-        return false;
-    }
-
     public function getWeakPower(int $side): int{
         return 0;
     }
diff --git a/src/pocketmine/block/Lever.php b/src/pocketmine/block/Lever.php
index 18285ec9..c6fc2a76 100644
--- a/src/pocketmine/block/Lever.php
+++ b/src/pocketmine/block/Lever.php
@@ -24,10 +24,11 @@
 
 namespace pocketmine\block;
 
+use pocketmine\block\utils\RedstoneUtils;
 use pocketmine\item\Item;
 use pocketmine\level\Level;
-use pocketmine\level\sound\ButtonClickSound;
 use pocketmine\math\Vector3;
+use pocketmine\network\mcpe\protocol\LevelEventPacket;
 use pocketmine\Player;
 
 class Lever extends Flowable {
@@ -96,4 +97,20 @@ public function place(Item $item, Block $blockReplace, Block $blockClicked, int
 
         return $this->level->setBlock($blockReplace, $this, true, true);
     }
+
+    public function onActivate(Item $item, Player $player = null) : bool{
+        $this->meta ^= 0x08;
+        $this->level->setBlock($this, $this, false, true);
+        $this->level->broadcastLevelEvent($this, LevelEventPacket::EVENT_REDSTONE_TRIGGER);
+        RedstoneUtils::updateRedstone($this);
+        return true;
+    }
+
+    public function isRedstoneSource(): bool{
+	    return ($this->meta & 0x08) > 0;
+    }
+
+    public function getRedstonePower(): int{
+        return 15;
+    }
 }
\ No newline at end of file
diff --git a/src/pocketmine/block/PressurePlate.php b/src/pocketmine/block/PressurePlate.php
index 95b196c8..634c9956 100644
--- a/src/pocketmine/block/PressurePlate.php
+++ b/src/pocketmine/block/PressurePlate.php
@@ -59,10 +59,6 @@ protected function recalculateCollisionBoxes(): array{
         return [new AxisAlignedBB($this->x + 0.125, $this->y, $this->z + 0.125, $this->x + 0.875, $this->y + 0.25, $this->z + 0.875)];
     }
 
-    public function isRedstoneSource(){
-        return true;
-    }
-
 	public function hasEntityCollision() : bool{
 		return true;
 	}
diff --git a/src/pocketmine/block/Redstone.php b/src/pocketmine/block/Redstone.php
index 4f717e00..aa079c5e 100644
--- a/src/pocketmine/block/Redstone.php
+++ b/src/pocketmine/block/Redstone.php
@@ -26,81 +26,53 @@
 
 namespace pocketmine\block;
 
+use pocketmine\block\utils\RedstoneUtils;
 use pocketmine\item\TieredTool;
-use pocketmine\item\Item;
-use pocketmine\math\Vector3;
-use pocketmine\Player;
+use pocketmine\level\Level;
 
 class Redstone extends Solid {
 
 	protected $id = self::REDSTONE_BLOCK;
 
-	public function isActivated(Block $from = null){
-        return true;
+    public function __construct(int $meta = 0){
+        $this->meta = $meta;
     }
 
-    public function place(Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, Player $player = null) : bool{
-        parent::place($item, $blockReplace, $blockClicked, $face, $clickVector, $player);
-        $kontrol = false;
-        foreach ([self::SIDE_NORTH, self::SIDE_SOUTH, self::SIDE_WEST, self::SIDE_EAST] as $side) {
-            /** @var RedstoneWire $wire */
-            $wire = $this->getSide($side);
-            if($wire->getId() == $this->id){
-                if($wire->isActivated()){
-                    $kontrol = true; // found redstone wire
-                    break;
-                }
-            }
-        }
-        if(!$kontrol)
-            $this->level->updateAroundRedstone($this);
-        return true;
-    }
-
-	public function __construct(int $meta = 0){
-		$this->meta = $meta;
-	}
-
-	public function getBlastResistance() : float{
-        return 10;
+    public function getName() : string{
+        return "Block of Redstone";
     }
 
     public function getHardness() : float{
         return 5;
     }
 
-    public function isRedstoneSource(){
-        return true;
-    }
-
-    public function getWeakPower(int $side): int{
-        return 15;
+    public function getBlastResistance() : float{
+        return 30;
     }
 
-    /**
-	 * @return \pocketmine\math\AxisAlignedBB
-	 */
-	public function getBoundingBox(){
-		return Block::getBoundingBox();
-	}
-
-	public function canBeFlowedInto() : bool{
+    public function canBeFlowedInto() : bool{
 		return false;
 	}
 
-	public function isSolid() : bool{
-		return true;
-	}
-
-	public function getToolType() : int{
+    public function getToolType() : int{
 		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getToolHarvestLevel(): int{
+    public function getToolHarvestLevel(): int{
         return TieredTool::TIER_WOODEN;
     }
 
-    public function getName() : string{
-		return "Block of Redstone";
-	}
+    public function isRedstoneSource() : bool{
+        return true;
+    }
+
+    public function getRedstonePower(): int{
+        return 15;
+    }
+
+    public function onUpdate(int $type){
+        if($type == Level::BLOCK_UPDATE_NORMAL){
+            RedstoneUtils::updateRedstone($this);
+        }
+    }
 }
diff --git a/src/pocketmine/block/RedstoneDiode.php b/src/pocketmine/block/RedstoneDiode.php
index 22933fa0..39e992b1 100644
--- a/src/pocketmine/block/RedstoneDiode.php
+++ b/src/pocketmine/block/RedstoneDiode.php
@@ -38,10 +38,6 @@ public function __construct($meta = 0){
         parent::__construct($meta);
     }
 
-    public function isRedstoneSource(){
-        return true;
-    }
-
     abstract function getFacing() : int;
 
     public function onBreak(Item $item, Player $player = null) : bool{
diff --git a/src/pocketmine/block/RedstoneLamp.php b/src/pocketmine/block/RedstoneLamp.php
index ad2515d8..4dc759eb 100644
--- a/src/pocketmine/block/RedstoneLamp.php
+++ b/src/pocketmine/block/RedstoneLamp.php
@@ -24,6 +24,7 @@
 
 namespace pocketmine\block;
 
+use pocketmine\block\utils\RedstoneUtils;
 use pocketmine\level\Level;
 
 class RedstoneLamp extends Solid {
@@ -33,27 +34,23 @@ public function __construct(int $meta = 0){
 		$this->meta = $meta;
 	}
 
-	public function getLightLevel() : int{
-		return 0;
-	}
+    public function getName() : string{
+        return "Redstone Lamp";
+    }
 
     public function getHardness() : float{
         return 0.3;
     }
 
-    public function getToolType() : int{
-        return BlockToolType::TYPE_PICKAXE;
-    }
-
-	public function getName() : string{
-		return "Redstone Lamp";
-	}
-
     public function onUpdate(int $type){
         if($type == Level::BLOCK_UPDATE_NORMAL || $type == Level::BLOCK_UPDATE_REDSTONE){
-            if($this->level->isBlockPowered($this) or $this->level->isBlockPowered($this->getSide(self::SIDE_UP))){
-                $this->level->setBlock($this, new LitRedstoneLamp(), false, false);
+            if(RedstoneUtils::isRedstonePowered($this->asPosition())){
+                $this->level->setBlock($this, Block::get(Block::LIT_REDSTONE_LAMP));
             }
         }
 	}
+
+	public function canUpdateWithRedstone(): bool{
+        return true;
+    }
 }
diff --git a/src/pocketmine/block/LitRedstoneLamp.php b/src/pocketmine/block/RedstoneLampLit.php
similarity index 72%
rename from src/pocketmine/block/LitRedstoneLamp.php
rename to src/pocketmine/block/RedstoneLampLit.php
index 36b72871..f55339eb 100644
--- a/src/pocketmine/block/LitRedstoneLamp.php
+++ b/src/pocketmine/block/RedstoneLampLit.php
@@ -24,11 +24,14 @@
 
 namespace pocketmine\block;
 
+use pocketmine\block\utils\RedstoneUtils;
 use pocketmine\level\Level;
 
-class LitRedstoneLamp extends RedstoneLamp implements ElectricalAppliance, SolidLight{
+class RedstoneLampLit extends RedstoneLamp implements SolidLight{
 
 	protected $id = self::LIT_REDSTONE_LAMP;
+	/** @var bool */
+	private $delayed = false;
 
 	public function getName() : string{
 		return "Lit Redstone Lamp";
@@ -42,12 +45,13 @@ public function onUpdate(int $type){
 	    switch($type){
             case Level::BLOCK_UPDATE_NORMAL:
             case Level::BLOCK_UPDATE_REDSTONE:
-                if (!$this->level->isBlockPowered($this))
+                if (!RedstoneUtils::isRedstonePowered($this))
+                    $this->delayed = true;
                     $this->level->scheduleDelayedBlockUpdate($this, 4);
                 break;
             case Level::BLOCK_UPDATE_SCHEDULED:
-                if (!$this->level->isBlockPowered($this))
-                    $this->level->setBlock($this, new RedstoneLamp(), false, false);
+                if($this->delayed or !RedstoneUtils::isRedstonePowered($this))
+                    $this->level->setBlock($this, Block::get(Block::REDSTONE_LAMP), false, false);
                 break;
         }
 	}
diff --git a/src/pocketmine/block/RedstoneTorch.php b/src/pocketmine/block/RedstoneTorch.php
index 84c565ef..6c87d8e6 100644
--- a/src/pocketmine/block/RedstoneTorch.php
+++ b/src/pocketmine/block/RedstoneTorch.php
@@ -94,10 +94,6 @@ public function getWeakPower(int $side): int{
         return 15;
     }
 
-    public function isRedstoneSource(){
-        return true;
-    }
-
 	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			Item::get(Item::REDSTONE_TORCH)
diff --git a/src/pocketmine/block/RedstoneWire.php b/src/pocketmine/block/RedstoneWire.php
index d3b573c6..b54f0240 100644
--- a/src/pocketmine/block/RedstoneWire.php
+++ b/src/pocketmine/block/RedstoneWire.php
@@ -318,10 +318,6 @@ private function cantBePlacedOn($side = self::SIDE_DOWN){
         return $down instanceof Transparent and $down->getId() != Block::REDSTONE_LAMP and $down->getId() != Block::LIT_REDSTONE_LAMP;
     }
 
-    public function isRedstoneSource(){
-        return ($this->meta > 0);
-    }
-
     public function getUnconnectedSide(){
         $connected = [];
         $notConnected = [];
diff --git a/src/pocketmine/block/TrappedChest.php b/src/pocketmine/block/TrappedChest.php
index 26cf22ca..08d3d627 100644
--- a/src/pocketmine/block/TrappedChest.php
+++ b/src/pocketmine/block/TrappedChest.php
@@ -166,8 +166,4 @@ public function getWeakPower(int $side): int{
 
         return $playerCount < 0 ? 0 : $playerCount > 15 ? 15 : $playerCount;
     }
-
-    public function isRedstoneSource(){
-        return true;
-    }
 }
\ No newline at end of file
diff --git a/src/pocketmine/block/utils/RedstoneUtils.php b/src/pocketmine/block/utils/RedstoneUtils.php
new file mode 100644
index 00000000..480bceae
--- /dev/null
+++ b/src/pocketmine/block/utils/RedstoneUtils.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace pocketmine\block\utils;
+
+use pocketmine\level\Level;
+use pocketmine\level\Position;
+use pocketmine\math\Vector3;
+use pocketmine\Server;
+
+abstract class RedstoneUtils{
+
+    protected static $allSides = [
+        Vector3::SIDE_DOWN,
+        Vector3::SIDE_UP,
+        Vector3::SIDE_NORTH,
+        Vector3::SIDE_SOUTH,
+        Vector3::SIDE_WEST,
+        Vector3::SIDE_EAST
+    ];
+
+    protected static $cacheRedstone = [];
+
+    /**
+     * @param Position $position
+     * @param int[]|null $sides
+     * @param bool $cache
+     * @param Position $real
+     */
+    public static function updateRedstone(Position $position, $sides = null, bool $cache = false, Position $real = null){
+        if($sides === null) $sides = self::$allSides;
+        $level = $position->getLevel();
+        $vec = clone $position->asVector3();
+        foreach($sides as $side){
+            $blok = $level->getBlockAt(...$vec->getSide($side)->toArray());
+            if($blok->canUpdateWithRedstone()){
+                $blok->onUpdate(Level::BLOCK_UPDATE_REDSTONE);
+                if($cache){
+                    if($real === null) $real = $position;
+                    self::$cacheRedstone[self::positionEncode($blok->asPosition())] = self::positionEncode($real);
+                }
+            }
+        }
+    }
+
+    protected static function positionEncode(Position $position) : string{
+        return implode(":", $position->toArray());
+    }
+
+    protected static function positionDecode(string $encode) : Position{
+        $array = explode(":", $encode);
+        $array[3] = Server::getInstance()->getLevelByName($array[3]);
+        return new Position(...$array);
+    }
+
+    public static function isRedstonePowered(Position $position, bool $checkCache = true) : bool{
+        if($checkCache){
+            $hash = self::positionEncode($position);
+            if(!empty(self::$cacheRedstone[$hash])){
+                $decode = self::positionDecode(self::$cacheRedstone[$hash]);
+                $blok = $decode->getLevel()->getBlockAt(...$decode->asVector3()->toArray());
+                if($blok->isRedstoneSource()){
+                    return true;
+                }else{
+                    unset(self::$cacheRedstone[$hash]);
+                }
+            }
+        }
+
+        $level = $position->getLevel();
+        foreach(self::$allSides as $side){
+            $blok = $level->getBlockAt(...$position->getSide($side)->toArray());
+            if($blok->isRedstoneSource() && $blok->getRedstonePower() > 0){
+                return true;
+            }
+        }
+
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index edeea093..60fd43e3 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -3247,11 +3247,6 @@ public function adjustPosToNearbyEntity(Vector3 $pos){
         }
     }
 
-    public function getRedstonePower(Vector3 $pos, int $face) : int{
-        $block = $this->getBlockAt($pos->x, $pos->y, $pos->z);
-        return $block->getWeakPower($face);
-    }
-
     public function isBlockPowered(Vector3 $pos) : bool{
         $sides = [Vector3::SIDE_NORTH, Vector3::SIDE_SOUTH, Vector3::SIDE_WEST, Vector3::SIDE_EAST, Vector3::SIDE_DOWN, Vector3::SIDE_UP];
         foreach($sides as $side){
diff --git a/src/pocketmine/level/Position.php b/src/pocketmine/level/Position.php
index c4dc474f..e6b538ad 100644
--- a/src/pocketmine/level/Position.php
+++ b/src/pocketmine/level/Position.php
@@ -119,11 +119,7 @@ public function getSide($side, $step = 1){
     public function __toString(){
         return "Position(level=" . ($this->isValid() ? $this->getLevel()->getName() : "null") . ",x=" . $this->x . ",y=" . $this->y . ",z=" . $this->z . ")";
     }
-
-    public function toArray() : array{
-        return [$this->x, $this->y, $this->z, $this->level->getFolderName()];
-    }
-
+  
     public function equals(Vector3 $v) : bool{
         if($v instanceof Position){
             return parent::equals($v) and $v->getLevel() === $this->getLevel();
@@ -131,4 +127,8 @@ public function equals(Vector3 $v) : bool{
         return parent::equals($v);
     }
 
+    public function toArray() : array{
+        return [$this->x, $this->y, $this->z, $this->level->getFolderName()];
+    }
+
 }
\ No newline at end of file
diff --git a/src/pocketmine/math/Vector3.php b/src/pocketmine/math/Vector3.php
index 6bff5b3f..ddda9896 100644
--- a/src/pocketmine/math/Vector3.php
+++ b/src/pocketmine/math/Vector3.php
@@ -474,7 +474,7 @@ public function __toString(){
 
 	public function toArray() : array{
 	    return [$this->x, $this->y, $this->z];
-    }
+  }
 
 	/**
 	 * @param Random $random