diff --git a/README.md b/README.md
index 1c16824..a804bb1 100644
--- a/README.md
+++ b/README.md
@@ -35,4 +35,7 @@ https://play.google.com/store/apps/details?id=de.kai_morich.serial_bluetooth_ter
 `$ mpremote connect /dev/ttyACM0 cp -r ./lib :`
 
 ### install main.py
-`$ mpremote connect /dev/ttyACM0 cp ./main.py :`
\ No newline at end of file
+`$ mpremote connect /dev/ttyACM0 cp ./main.py :`
+
+
+## [OpenLaserTag remote control box info](https://gitea.tomaskrejci.com/njord/lasertag_device_micropython/raw/commit/02a4dd832977f3e047c73830c9ebf864c0dfc16c/LT_remote_control_box.md)
\ No newline at end of file