This 1100 mah push button vape pen has an extended battery life and a higher voltage compared to the the competition. To turn the vape pen on, just click 5 times quickly. To turn it off, do the same thing (click it 5 times in a row). Once it is on, hold your finger on the button for as long as you like or until it blinks for automatic shut off. This vape battery works with any 510 thread cartridge AND comes with a free USB Charger.