Main Technical Parameter
* Input Voltage : Dc 8-32v
* normal Voltage: 13.2v
* Starting up Instant Voltage : AC 23000V
* Constant Power : 50W??2W
* Output Voltage: 60V - 160 AC
* Ambient Temperature : -40??--- +105??
* Userful Life > 3000 Hours
*Frequency: 380Hz - 400Hz
* Color tempture : 3000-12000k ETC

Directions for all Gears
Gear 1: for urban roads with bright lights;
Gear 2: for suburb roads with lights;
Gear 3: for roads without light;
Gear 4: for highways without light;
Gear 5: for autocross and rainy & foggy days.

Lock  Function  
Key M: When you get your satisfied light level, please press key M. After two seconds, the screen will indicate "L" which means the key is locked, then you can free  your hand.If you want to unlock the key, press key "m" for two seconds, the screen will indicate "U" which means key is unlocked.
When you press key "+" or "-", the light will change in a circle of  5 levels.