diff --git a/libtest.png b/libtest.png
index 4795fcd..b894a39 100644
Binary files a/libtest.png and b/libtest.png differ
diff --git a/libtest.scad b/libtest.scad
index 9739d86..73cbc4b 100644
--- a/libtest.scad
+++ b/libtest.scad
@@ -254,7 +254,7 @@ buttons_y = spades_y + 40;
 jacks_y = buttons_y + 40;
 microswitches_y = jacks_y + 40;
 rockers_y = microswitches_y + 40;
-toggles_y = rockers_y + 40;
+toggles_y = rockers_y + 60;
 components_y = toggles_y + 40;
 
 translate([x2, leds_y])
diff --git a/readme.md b/readme.md
index b6f0093..a3138ae 100644
--- a/readme.md
+++ b/readme.md
@@ -2259,7 +2259,7 @@ Rocker switch. Also used for neon indicator in the same form factor.
 | ```rocker_height(type)``` | Body height |
 | ```rocker_part(type)``` | Part description |
 | ```rocker_pivot(type)``` | Pivot distance from the back of the flange |
-| ```rocker_slot_h(type)``` | Panel slow height |
+| ```rocker_slot_h(type)``` | Panel slot height |
 | ```rocker_slot_w(type)``` | Panel slot width |
 | ```rocker_spades(type)``` | Spade types and positions |
 | ```rocker_width(type)``` | Body width |
@@ -2267,7 +2267,7 @@ Rocker switch. Also used for neon indicator in the same form factor.
 ### Modules
 | Module | Description |
 |:--- |:--- |
-| ```rocker(type)``` | Draw the specified rocker switch |
+| ```rocker(type, colour)``` | Draw the specified rocker switch |
 | ```rocker_hole(type, h = 0)``` | Make a hole to accept a rocker switch, by default 2D, set h for 3D |
 
 ![rockers](tests/png/rockers.png)
@@ -2275,8 +2275,8 @@ Rocker switch. Also used for neon indicator in the same form factor.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   1 | ```rocker(neon_indicator)``` |  Neon Indicator H8630FBNAL |
-|   1 | ```rocker(small_rocker)``` |  Rocker Switch PRASA1-16F-BB0BW |
+|   2 | ```rocker(neon_indicator)``` |  Neon Indicator H8630FBNAL |
+|   2 | ```rocker(small_rocker)``` |  Rocker Switch PRASA1-16F-BB0BW |
 
 
 <a href="#top">Top</a>
diff --git a/tests/png/rockers.png b/tests/png/rockers.png
index 96f347c..e9b7324 100644
Binary files a/tests/png/rockers.png and b/tests/png/rockers.png differ
diff --git a/tests/rockers.scad b/tests/rockers.scad
index 5dd840d..6501747 100644
--- a/tests/rockers.scad
+++ b/tests/rockers.scad
@@ -21,9 +21,13 @@ use <../utils/layout.scad>
 
 include <../vitamins/rockers.scad>
 
-module rockers()
-    layout([for(r = rockers) rocker_flange_w(r)], 5)
+module rockers() {
+    layout([for(r = rockers) rocker_flange_w(r)], 5) {
         rocker(rockers[$i]);
+        translate([0, 25])
+            rocker(rockers[$i], $i==0 ? "red" : "green");
+    }
+}
 
 if($preview)
     rockers();
diff --git a/vitamins/rocker.scad b/vitamins/rocker.scad
index e8349ce..e0aabfa 100644
--- a/vitamins/rocker.scad
+++ b/vitamins/rocker.scad
@@ -25,7 +25,7 @@ use <spade.scad>
 
 function rocker_part(type)     = type[1];   //! Part description
 function rocker_slot_w(type)   = type[2];   //! Panel slot width
-function rocker_slot_h(type)   = type[3];   //! Panel slow height
+function rocker_slot_h(type)   = type[3];   //! Panel slot height
 function rocker_flange_w(type) = type[4];   //! Flange width
 function rocker_flange_h(type) = type[5];   //! Flange height
 function rocker_flange_t(type) = type[6];   //! Flange thickness
@@ -37,7 +37,7 @@ function rocker_pivot(type)    = type[11];  //! Pivot distance from the back of
 function rocker_button(type)   = type[12];  //! How far the button extends from the bezel
 function rocker_spades(type)   = type[13];  //! Spade types and positions
 
-module rocker(type) { //! Draw the specified rocker switch
+module rocker(type, colour) { //! Draw the specified rocker switch
     vitamin(str("rocker(", type[0], "): ", rocker_part(type)));
 
     bezel = rocker_bezel(type);
@@ -65,7 +65,7 @@ module rocker(type) { //! Draw the specified rocker switch
                 rounded_rectangle([rocker_width(type), rocker_height(type), rocker_depth(type) + eps], 0.5, center = false);
         }
         if(rocker_pivot(type))
-            color(grey30)
+            color(colour ? colour : grey30)
                 translate_z(rocker_pivot(type))
                     rotate([90, 0, 90])
                         linear_extrude(height = rocker_w, center = true)
@@ -78,7 +78,7 @@ module rocker(type) { //! Draw the specified rocker switch
                             }
 
         else
-            color("red") cube([rocker_w, rocker_h, 2 * (rocker_flange_t(type) + rocker_button(type))], center = true);
+            color(colour ? colour : "red") cube([rocker_w, rocker_h, 2 * (rocker_flange_t(type) + rocker_button(type))], center = true);
 
         for(spade = rocker_spades(type))
             translate([spade[2], spade[3], -rocker_depth(type)])