diff --git a/ontime_clocks/common.lua b/ontime_clocks/common.lua
index 23fa248..9bd7bb2 100644
--- a/ontime_clocks/common.lua
+++ b/ontime_clocks/common.lua
@@ -62,12 +62,3 @@ function ontime_clocks.get_needles_properties(color, size, hour, minute)
 		visual_size = {x=size/64, y=size/64}
 	}
 end
-
-function ontime_clocks.get_roll_h12()
-	print(minetest.get_timeofday())
-	return  minetest.get_timeofday() * math.pi / 12
-end
-
-function ontime_clocks.get_roll_m()
-	return  0
-end
diff --git a/ontime_clocks/design/needles.svg b/ontime_clocks/design/needles.svg
index 53577cc..cd0c2e7 100644
--- a/ontime_clocks/design/needles.svg
+++ b/ontime_clocks/design/needles.svg
@@ -24,15 +24,15 @@
      inkscape:deskcolor="#d1d1d1"
      inkscape:document-units="mm"
      showgrid="true"
-     inkscape:zoom="7.6898429"
-     inkscape:cx="144.73638"
-     inkscape:cy="77.179731"
+     inkscape:zoom="87.00064"
+     inkscape:cx="98.171691"
+     inkscape:cy="82.947665"
      inkscape:window-width="1720"
      inkscape:window-height="1282"
      inkscape:window-x="26"
      inkscape:window-y="23"
      inkscape:window-maximized="0"
-     inkscape:current-layer="layer1">
+     inkscape:current-layer="g5227">
     <inkscape:grid
        type="xygrid"
        id="grid132"
@@ -46,7 +46,7 @@
      inkscape:label="Guides"
      inkscape:groupmode="layer"
      id="layer1"
-     style="display:none">
+     style="display:inline">
     <g
        id="g1880"
        inkscape:label="minutes 3x3"
@@ -72,6 +72,34 @@
          d="m 32.808333,16.933333 v 6.35"
          id="path1871" />
     </g>
+    <g
+       id="g5227">
+      <g
+         id="g1880-0"
+         inkscape:label="minutes 3x3"
+         transform="matrix(2.0000002,0,0,0.66666675,-40.216673,9.8777759)"
+         style="display:inline;stroke-width:0.866025"
+         inkscape:export-filename="../textures/ontime_clocks_needle_minutes_3x3.png"
+         inkscape:export-xdpi="96"
+         inkscape:export-ydpi="96">
+        <rect
+           style="fill:#ff0000;fill-opacity:0.2;fill-rule:evenodd;stroke:none;stroke-width:0.433012;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;stop-color:#000000"
+           id="rect236-23"
+           width="2.1166666"
+           height="6.3500009"
+           x="31.75"
+           y="16.933332"
+           inkscape:label="Size" />
+      </g>
+      <path
+         style="display:inline;fill:#ff0000;stroke:#ff0000;stroke-width:0.05;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         d="m 23.283334,23.283333 h 4.233333"
+         id="path1869-2" />
+      <path
+         style="display:inline;fill:#ff0000;stroke:#ff0000;stroke-width:0.05;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         d="M 25.4,21.166667 V 25.4"
+         id="path1869-2-2" />
+    </g>
     <g
        id="g1885"
        inkscape:label="minutes 5x5"
@@ -89,11 +117,11 @@
          y="14.816667"
          inkscape:label="Size" />
       <path
-         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.0250001;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.025;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
          d="M 37.041666,25.4 V 14.816666"
          id="path1873" />
       <path
-         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.0250001;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.025;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
          d="M 35.983333,20.108333 H 38.1"
          id="path1875" />
     </g>
@@ -139,11 +167,11 @@
          y="14.816667"
          inkscape:label="Size" />
       <path
-         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.0250001;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.025;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
          d="M 37.041666,25.4 V 14.816666"
          id="path1873-9" />
       <path
-         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.0250001;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
+         style="fill:#ff0000;stroke:#ff0000;stroke-width:0.025;stroke-linecap:butt;stroke-linejoin:miter;stroke-dasharray:none;stroke-opacity:0.5"
          d="M 35.983333,20.108333 H 38.1"
          id="path1875-2" />
     </g>
@@ -179,6 +207,19 @@
          y="14.816667"
          ry="0" />
     </g>
+    <g
+       id="g4762-3-3-8"
+       transform="matrix(0.99999925,0,0,0.1176471,-12.69997,21.011028)"
+       style="display:inline;stroke-width:2.91547">
+      <rect
+         style="fill:#333333;fill-opacity:1;fill-rule:evenodd;stroke:none;stroke-width:0.145774;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:none;stroke-opacity:0.5;stop-color:#000000"
+         id="rect1943-5-6-9"
+         width="1.0583333"
+         height="8.9958334"
+         x="37.570831"
+         y="14.816667"
+         ry="0" />
+    </g>
   </g>
   <g
      inkscape:groupmode="layer"
diff --git a/ontime_clocks/nodes.lua b/ontime_clocks/nodes.lua
index 2ce6d45..6fc0c79 100644
--- a/ontime_clocks/nodes.lua
+++ b/ontime_clocks/nodes.lua
@@ -266,7 +266,7 @@ minetest.register_node("ontime_clocks:large_clock_black", {
 		wall_bottom = { -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 },
 		wall_top = { -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 }
 	},
-	tiles = {"ontime_clocks_frameless_inventory.png"},
+	tiles = {"ontime_clocks_center.png^[colorize#FF0"},
 	groups = {ontime_clocks_tick = 1, oddly_breakable_by_hand = 1, not_blocking_trains = 1, display_api = 1, handy = 1},
 	_mcl_hardness = 0.8,
 	_mcl_blast_resistance = 1,
@@ -276,10 +276,9 @@ minetest.register_node("ontime_clocks:large_clock_black", {
 			depth = 15/32,
 			on_display_update = function(pos, objref)
 				objref:set_properties({
-					textures={"ontime_clocks_needle_hours_5x5.png"},
+					textures={"ontime_clocks_needle_hours_5x5.png^[colorize:#FF0"},
 					visual_size = {x=1, y=5},
 				})
-				print( minetest.get_timeofday() )
 				objref:get_luaentity()["rotation"] = { z = math.floor(minetest.get_timeofday() * 24) / 6 * math.pi }
 			end
 	    },
@@ -287,7 +286,7 @@ minetest.register_node("ontime_clocks:large_clock_black", {
 			depth = 14/32,
 			on_display_update = function(pos, objref)
 				objref:set_properties({
-					textures={"ontime_clocks_needle_minutes_5x5.png"},
+					textures={"ontime_clocks_needle_minutes_5x5.png^[colorize:#FF0"},
 					visual_size = {x=1, y=5},
 				})
 				objref:get_luaentity()["rotation"] = { z = math.floor(minetest.get_timeofday() * 288) / 6 * math.pi }
@@ -302,31 +301,12 @@ minetest.register_node("ontime_clocks:large_clock_black", {
 	on_timer = clock_on_timer,
 })
 
-function flatten(from, to)
-	local mt = getmetatable(from)
-	if mt ~= nil then
-		flatten(mt, to)
-	end
-	for k, v in pairs(from) do
-		to[k] = v
-	end
-end
-
-function dump(title, table)
-	print("=== " .. title .. " ===", table)
-	local t = {}
-	flatten(table, t)
-	for k,v in pairs(t) do
-		print(k, "=>", v)
-	end
-end
-
 minetest.register_lbm({
 	name = "ontime_clocks:nodetimer_init",
 	nodenames = {"group:ontime_clocks_tick"},
 	run_at_every_load = false,
 	action = function(pos)
 		local timer = minetest.get_node_timer(pos)
-		timer:start(1)
+		timer:start(5)
 	end
 })
diff --git a/ontime_clocks/textures/ontime_clocks_center.png b/ontime_clocks/textures/ontime_clocks_center.png
new file mode 100644
index 0000000..f6bbc25
Binary files /dev/null and b/ontime_clocks/textures/ontime_clocks_center.png differ