Ra

	@Override
	public void writeToNBT(NBTTagCompound nbt)
	{
		super.writeToNBT(nbt);
		nbt.setInteger(ENERGY, getEnergy());
	}

	@Override
	public void readFromNBT(NBTTagCompound nbt)
	{
		super.readFromNBT(nbt);
		setEnergy(nbt.getInteger(ENERGY));
	}

	@Override
	public Packet getDescriptionPacket() {
	    NBTTagCompound tagCompound = new NBTTagCompound();
	    writeToNBT(tagCompound);

	    return new S35PacketUpdateTileEntity(xCoord, yCoord, zCoord, -999, tagCompound);
	}

	@Override
	public void onDataPacket(NetworkManager networkManager, S35PacketUpdateTileEntity packet) {
		this.readFromNBT(packet.func_148857_g());
	}