diff --git a/neopixel.cfg b/neopixel.cfg
index 4b2831d..0381559 100644
--- a/neopixel.cfg
+++ b/neopixel.cfg
@@ -5,6 +5,34 @@
 [neopixel caselight]
 pin: PB0
 chain_count: 44
-initial_RED: 0.75
-initial_GREEN: 0.75
-initial_BLUE: 0.75
+initial_RED: 0.6
+initial_GREEN: 0.5
+initial_BLUE: 0.4
+
+[mcu toolhead]
+serial: /dev/serial/by-id/usb-Klipper_atmega32u4_neopixel-if00
+
+# arduino pro micro with atmega 32u4
+[board_pins toolhead]
+mcu: toolhead
+aliases:
+  ar0=PD2, ar1=PD3, ar2=PD1, ar3=PD0, ar4=PD4,
+  ar5=PC6, ar6=PD7, ar7=PE6, ar8=PB4, ar9=PB5,
+  ar10=PB6, ar11=PB7, ar12=PD6, ar13=PC7, ar14=PB3,
+  ar15=PB1, ar16=PB2,
+  analog0=PF7, analog1=PF6
+
+[neopixel toolhead]
+# pin: PB6
+pin: toolhead:ar2
+chain_count: 3
+color_order: GRBW
+initial_RED: 0.3
+initial_GREEN: 0.3
+initial_BLUE: 0.3
+initial_WHITE: 0.2
+
+[delayed_gcode toolhead_leds]
+gcode:
+  SET_LED LED=toolhead INDEX=1 RED=0.0 BLUE=0.5 GREEN=0.0 WHITE=0.0
+initial_duration: 3