diff --git a/machines.lua b/machines.lua
index 1e47d66..5aae5d5 100644
--- a/machines.lua
+++ b/machines.lua
@@ -17,7 +17,8 @@
 local S=minetest.get_translator("industrialtest")
 
 -- Generators
-local function generatorFormspec(fuelPercent)
+local function generatorFormspec(fuelPercent,charged)
+	minetest.chat_send_all(charged)
 	local formspec={
 		industrialtest.formspecVersion(),
 		"size[10.8,12]",
@@ -27,6 +28,8 @@ local function generatorFormspec(fuelPercent)
 		"image[4.9,2.8;1,1;default_furnace_fire_bg.png^[lowpart:"..fuelPercent..":default_furnace_fire_fg.png]",
 		industrialtest.formspecList("context","fuel",4.9,3.9,1,1),
 		"listring[context;fuel]",
+		"box[9,1;0.3,4.8;#202020]",
+		(charged>0 and "box[9,"..(1+4.8-(charged*4.8))..";0.3,"..(charged*4.8)..";#FF1010]" or ""),
 		industrialtest.formspecPlayerInv()
 	}
 	return table.concat(formspec,"")
@@ -55,7 +58,7 @@ local definition={
 		local inv=meta:get_inventory()
 		inv:set_size("charged",1)
 		inv:set_size("fuel",1)
-		meta:set_string("formspec",generatorFormspec(0))
+		meta:set_string("formspec",generatorFormspec(0,0))
 		meta:set_int("fuelTime",0)
 		industrialtest.api.addPowerStorage(meta,5000,10,"oooooo")
 	end,
@@ -65,22 +68,18 @@ local definition={
 		local fuelTime=meta:get_int("fuelTime")
 		local fuelList=inv:get_list("fuel")
 		local chargedList=inv:get_list("charged")
-		if industrialtest.api.isFullyCharged(meta) then
-			return false
-		else
-			if fuelTime==0 then
-				local fuel,after=minetest.get_craft_result({
-					method="fuel",
-					width=1,
-					items=fuelList
-				})
-				if fuel.time>0 then
-					inv:set_stack("fuel",1,after.items[1])
-					fuelTime=fuel.time
-					meta:set_int("maxFuelTime",fuelTime)
-				else
-					return false
-				end
+		if fuelTime==0 and not industrialtest.api.isFullyCharged(meta) then
+			local fuel,after=minetest.get_craft_result({
+				method="fuel",
+				width=1,
+				items=fuelList
+			})
+			if fuel.time>0 then
+				inv:set_stack("fuel",1,after.items[1])
+				fuelTime=fuel.time
+				meta:set_int("maxFuelTime",fuelTime)
+			else
+				return false
 			end
 		end
 		fuelTime=fuelTime-elapsed
@@ -88,8 +87,8 @@ local definition={
 			fuelTime=0
 		end
 		meta:set_int("fuelTime",fuelTime)
-		meta:set_string("formspec",generatorFormspec(fuelTime/meta:get_int("maxFuelTime")*100))
 		industrialtest.api.addPower(meta,100)
+		meta:set_string("formspec",generatorFormspec(fuelTime/meta:get_int("maxFuelTime")*100,meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")))
 		if fuelTime>0 or fuelList[1]:get_count()>0 then
 			return true
 		end