diff --git a/resources/assets/resonantinduction/textures/models/battery_multi.png b/resources/assets/resonantinduction/textures/models/battery_multi.png
new file mode 100644
index 00000000..58104395
Binary files /dev/null and b/resources/assets/resonantinduction/textures/models/battery_multi.png differ
diff --git a/src/resonantinduction/api/IBattery.java b/src/resonantinduction/api/IBattery.java
index 8fc8cb9b..e308a92d 100644
--- a/src/resonantinduction/api/IBattery.java
+++ b/src/resonantinduction/api/IBattery.java
@@ -15,7 +15,7 @@ public interface IBattery
 {
 	public float getEnergyStored(ItemStack itemStack);
 
-	public float getMaxEnergyStored();
+	public float getMaxEnergyStored(ItemStack itemStack);
 
 	/**
 	 * @param itemStack
diff --git a/src/resonantinduction/battery/GuiBattery.java b/src/resonantinduction/battery/GuiBattery.java
index d5a00c6c..838499d6 100644
--- a/src/resonantinduction/battery/GuiBattery.java
+++ b/src/resonantinduction/battery/GuiBattery.java
@@ -30,7 +30,7 @@ public class GuiBattery extends GuiContainer
 		fontRenderer.drawString("Battery", 43, 6, 0x404040);
 		fontRenderer.drawString(StatCollector.translateToLocal("container.inventory"), 8, ySize - 96 + 2, 0x404040);
 		fontRenderer.drawString("Cells: " + tileEntity.clientCells + " / " + tileEntity.structure.getMaxCells(), 62, 23, 0x404040);
-		fontRenderer.drawString("Energy: " + tileEntity.getEnergyStored() + " / " + tileEntity.getMaxEnergyStored(), 62, 32, 0x404040);
+		fontRenderer.drawString("Energy: " + (int)tileEntity.getEnergyStored() + " / " + (int)tileEntity.getMaxEnergyStored(), 62, 32, 0x404040);
 		fontRenderer.drawString("Volume: " + tileEntity.structure.getVolume(), 62, 41, 0x404040);
 	}
 	
diff --git a/src/resonantinduction/battery/ItemCapacitor.java b/src/resonantinduction/battery/ItemCapacitor.java
index 1d64fa9f..310dcd38 100644
--- a/src/resonantinduction/battery/ItemCapacitor.java
+++ b/src/resonantinduction/battery/ItemCapacitor.java
@@ -31,7 +31,7 @@ public class ItemCapacitor extends ItemBase implements IBattery
 	public void addInformation(ItemStack itemStack, EntityPlayer par2EntityPlayer, List par3List, boolean par4)
 	{
 		double energyStored = this.getEnergyStored(itemStack);
-		par3List.add("Energy: " + energyStored + " KJ");
+		par3List.add("Energy: " + (int)energyStored + " KJ");
 	}
 
 	@Override
@@ -41,8 +41,9 @@ public class ItemCapacitor extends ItemBase implements IBattery
 		{
 			itemStack.setTagCompound(new NBTTagCompound());
 		}
+		
 		itemStack.getTagCompound().setFloat("energyStored", amount);
-		itemStack.setItemDamage((int) (amount / this.getMaxEnergyStored()));
+		itemStack.setItemDamage((int)(100 - (amount / getMaxEnergyStored(itemStack)) * 100));
 	}
 
 	@Override
@@ -52,11 +53,15 @@ public class ItemCapacitor extends ItemBase implements IBattery
 		{
 			itemStack.setTagCompound(new NBTTagCompound());
 		}
-		return itemStack.getTagCompound().getFloat("energyStored");
+		
+		float amount = itemStack.getTagCompound().getFloat("energyStored");
+		itemStack.setItemDamage((int)(100 - (amount / getMaxEnergyStored(itemStack)) * 100));
+		
+		return amount;
 	}
 
 	@Override
-	public float getMaxEnergyStored()
+	public float getMaxEnergyStored(ItemStack itemStack)
 	{
 		return 10;
 	}
@@ -65,7 +70,7 @@ public class ItemCapacitor extends ItemBase implements IBattery
 	public void getSubItems(int par1, CreativeTabs par2CreativeTabs, List par3List)
 	{
 		ItemStack chargedStack = new ItemStack(par1, 1, 0);
-		this.setEnergyStored(chargedStack, this.getMaxEnergyStored());
+		this.setEnergyStored(chargedStack, this.getMaxEnergyStored(chargedStack));
 		par3List.add(chargedStack);
 		ItemStack unchargedStack = new ItemStack(par1, 1, 0);
 		this.setEnergyStored(unchargedStack, 0);
diff --git a/src/resonantinduction/battery/TileEntityBattery.java b/src/resonantinduction/battery/TileEntityBattery.java
index 65a12785..9cb7903b 100644
--- a/src/resonantinduction/battery/TileEntityBattery.java
+++ b/src/resonantinduction/battery/TileEntityBattery.java
@@ -18,6 +18,7 @@ import resonantinduction.api.ITesla;
 import resonantinduction.base.IPacketReceiver;
 import resonantinduction.base.ListUtil;
 import resonantinduction.base.TileEntityBase;
+import resonantinduction.tesla.TeslaGrid;
 
 import com.google.common.io.ByteArrayDataInput;
 
@@ -41,6 +42,11 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 	{
 		ticks++;
 		
+		if(ticks == 1)
+		{
+			TeslaGrid.instance().register(this);
+		}
+		
 		if(!worldObj.isRemote)
 		{
 			if(playersUsing.size() > 0)
@@ -75,13 +81,18 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 			
 			prevStructure = structure;
 			
-			if(structure != null)
-			{
-				structure.didTick = false;
-			}
+			structure.wroteInventory = false;
+			structure.didTick = false;
 		}
 	}
 	
+	@Override
+	public void invalidate()
+	{
+		TeslaGrid.instance().unregister(this);
+		super.invalidate();
+	}
+	
 	@Override
     public void readFromNBT(NBTTagCompound nbtTags)
     {
@@ -207,7 +218,7 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 				IBattery battery = (IBattery)itemStack.getItem();
 				
 				float needed = amount-added;
-				float itemAdd = Math.min(battery.getMaxEnergyStored()-battery.getEnergyStored(itemStack), needed);
+				float itemAdd = Math.min(battery.getMaxEnergyStored(itemStack)-battery.getEnergyStored(itemStack), needed);
 				
 				if(doAdd)
 				{
@@ -273,7 +284,7 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 				{
 					if (itemStack.getItem() instanceof IBattery)
 					{
-						max += ((IBattery) itemStack.getItem()).getMaxEnergyStored();
+						max += ((IBattery) itemStack.getItem()).getMaxEnergyStored(itemStack);
 					}
 				}
 			}
diff --git a/src/resonantinduction/render/RenderBattery.java b/src/resonantinduction/render/RenderBattery.java
index 9d5fdfad..faa3b3a1 100644
--- a/src/resonantinduction/render/RenderBattery.java
+++ b/src/resonantinduction/render/RenderBattery.java
@@ -22,6 +22,7 @@ import net.minecraftforge.common.ForgeDirection;
 import org.lwjgl.opengl.GL11;
 
 import resonantinduction.ResonantInduction;
+import resonantinduction.battery.TileEntityBattery;
 import resonantinduction.model.ModelBattery;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
@@ -34,6 +35,8 @@ import cpw.mods.fml.relauncher.SideOnly;
 public class RenderBattery extends TileEntitySpecialRenderer
 {
 	public static final ResourceLocation TEXTURE = new ResourceLocation(ResonantInduction.DOMAIN, ResonantInduction.MODEL_TEXTURE_DIRECTORY + "battery.png");
+	public static final ResourceLocation TEXTURE_MULTI = new ResourceLocation(ResonantInduction.DOMAIN, ResonantInduction.MODEL_TEXTURE_DIRECTORY + "battery_multi.png");
+	
 	public static final ModelBattery MODEL = new ModelBattery();
 	private EntityItem fakeBattery;
 	private Random random = new Random();
@@ -56,7 +59,15 @@ public class RenderBattery extends TileEntitySpecialRenderer
 		GL11.glPushMatrix();
 		GL11.glTranslated(x + 0.5, y + 1.5, z + 0.5);
 		GL11.glRotatef(180F, 0.0F, 0.0F, 1.0F);
-		this.func_110628_a(TEXTURE);
+		
+		if(((TileEntityBattery)t).structure.isMultiblock)
+		{
+			this.func_110628_a(TEXTURE_MULTI);
+		}
+		else {
+			this.func_110628_a(TEXTURE);
+		}
+		
 		MODEL.render(0.0625f);
 		GL11.glPopMatrix();