diff --git a/Variant-Nunchuk.md b/Variant-NUNCHUK.md
similarity index 81%
rename from Variant-Nunchuk.md
rename to Variant-NUNCHUK.md
index e02dbfd..2d551c6 100644
--- a/Variant-Nunchuk.md
+++ b/Variant-NUNCHUK.md
@@ -2,7 +2,7 @@ This variant can be used with Wii Nunchuk (not the Wiimote).
 
 ## Wiring:
 * Connect blue wire to SCL and green wire to SDA on right sensor board cable(shorter)
-* 100k Pull up resistors connected to 3.3v are recommended to prevent issues when nunchuk is disconnected
+* 100k Pull up resistors connected to 3.3v are recommended to prevent the board to go full speed if nunchuk is disconnected
 
 |SCL|--|3.3v|
 |-|-|-|
@@ -18,5 +18,6 @@ Proceed with [calibration](https://github.com/EmanuelFeru/hoverboard-firmware-ha
 
 If the board is beeping
 * On some boards the wire colors might differ, try switching blue and green cable
+* Keep cable short, use shielded cable, use ferrits, stabilize voltage in nunchuk