1. Press “+” and “-” button simultaneously for 2s to enter the main menu interface, the screen will display“MODE”,“COLOR”, “BRIGHTNESS” and“EXIT”;
  2. Press “+” or “-” button to choose “MODE”, and then press fire button to enter/confirm;
  3. When you enter the“MODE” setting, press “+” or “-” button to select the output mode between AUTO,WATT,VOLTAGE and BYPASS, then press fire button to confirm.