diff --git a/garage_door.scad b/garage_door.scad
index 80c13d8..31caf06 100644
--- a/garage_door.scad
+++ b/garage_door.scad
@@ -1,3 +1,13 @@
+/* Garage Door Controller
+
+   Holds a Wemos D1 Mini ESP8266 alongside a single relay board for controlling
+   a garage door, a two-wire screw input for a reed switch, and two LEDs for
+   power and status. All of this is mounted on a 5cmx7cm perforated circuit
+   board.
+
+   Project info: https://correl.phoenixinquis.net/2022/10/24/automating-our-garage-door-with-an-esp2866-and-home-assistant.html
+ */
+
 use <project_box.scad>
 $fn=50;
 
@@ -5,37 +15,47 @@ mode = "all"; // ["case", "lid", "all"]
 
 x = 50;
 y = 70;
-z = 30;
+z = 21;
+below = 8;
 
-module cutouts() {
+project_box([x, y, z],
+            below=below,
+            mode=mode) {
   // USB Port (Front)
   cutout_front([x,y,z])
-    translate([10, 5, 0])
+    translate([9, -2, 0])
     square([15,10]);
 
-  // Switch (Back)
+  // Switch Control (Back)
   cutout_back([x,y,z])
-    translate([10, 5, 0])
-    square([15,10]);
+    translate([2, 5, 0])
+    square([16,8]);
 
-  // Sensor Wires (Right)
-  cutout_right([x,y,z])
-    translate([10,5,0])
-    square([15,10]);
-
-  // Something (Left)
+  // Switch Sensor (Left)
   cutout_left([x,y,z])
-    translate([10,5,0])
-    square([15,10]);
+    translate([5,0,0])
+    square([11,7]);
+
+  // Switch Control Screws (Top)
+  cutout_top([x,y,z])
+    translate([x - 18, y - 5,0])
+    square([16, 8]);
+
+  // Switch Sensor Screws (Top)
+  cutout_top([x,y,z])
+    translate([2, y - 12])
+    square([7,11]);
 
   // LEDs (Top)
   cutout_top([x,y,z])
-    translate([10,5,0])
-    square([15,10]);
-}
-
-project_box([x, y, z],
-            below=10,
-            mode=mode) {
-  cutouts();
+    translate([16, y - 14])
+    union() {
+      // 10x5 rounded rectangle
+      translate([2.5, 2.5])
+        circle(2.5);
+      translate([2.5,0])
+        square([5,5]);
+      translate([7.5,2.5])
+        circle(2.5);
+    }
 }