diff --git a/README.md b/README.md
index 6c560fc..78d3fd7 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# lasertag_device_micropython
+# lasertag_remote_control
 
 ### OpenLaserTag device, MicroPython
 
@@ -80,5 +80,5 @@ datasheet: https://www.vishay.com/docs/82459/tsop48.pdf
 
 - pin 22 - Red LED, resistor 
 
-- pin  - 2x 1,5V BAT - Schottky diode - V   
+- pin 28 - 2xAA 1,5V BAT - Schottky diode - VSYS Pi Pico