diff --git a/bike-lights/case/control_panel.scad b/bike-lights/case/control_panel.scad
index d09285f..4c7b182 100644
--- a/bike-lights/case/control_panel.scad
+++ b/bike-lights/case/control_panel.scad
@@ -177,6 +177,10 @@ module lid() {
 
         translate([case_length / 2 - hinge_length / 2, lid_width / 2 - wall_thickness / 2 - 0.5, -wall_thickness / 2]) rotate([0, 0, 90]) hinge(hinge_length);
         translate([-case_length / 2 + hinge_length / 2, lid_width / 2 - wall_thickness / 2 - 0.5, -wall_thickness / 2]) rotate([0, 0, 90]) hinge(hinge_length);
+
+        translate([0, -lid_width / 2 + bevel, -3]) rounded_cube([20, wall_thickness / 2, 10], bevel);
+        color("blue") translate([-9, -lid_width / 2 + 1.5, -6]) rotate([90, 0, 0]) rotate([0, 90, 0]) linear_extrude(18) circle(1, $fn = 3);
+        color("blue") translate([-9, -lid_width / 2 + 1.5, -7]) rotate([90, 0, 0]) rotate([0, 90, 0]) linear_extrude(18) circle(1, $fn = 3);
     }
 }
 
diff --git a/bike-lights/case/control_panel_case.stl b/bike-lights/case/control_panel_case.stl
deleted file mode 100644
index bf44414..0000000
Binary files a/bike-lights/case/control_panel_case.stl and /dev/null differ
diff --git a/bike-lights/case/control_panel_lid.stl b/bike-lights/case/control_panel_lid.stl
deleted file mode 100644
index f76da43..0000000
Binary files a/bike-lights/case/control_panel_lid.stl and /dev/null differ
diff --git a/bike-lights/case/control_panel_slider.stl b/bike-lights/case/control_panel_slider.stl
deleted file mode 100644
index efdaba0..0000000
Binary files a/bike-lights/case/control_panel_slider.stl and /dev/null differ