If you still have your battery box, on the back is a list of instructions on how to turn ON/OFF your battery, voltage settings with their color, and battery indicator. To turn ON/OFF your DubCharge battery, click the main button 5-times.
The DubCharge battery also features AUTO-SHUT OFF, the battery will turn off completely after 15 minutes of no use. This is to prevent your battery from accidentally activating in your purse/pocket or being turned on by pets or children, etc.