MR DELTA Cartboy

Battery Capacity: 650mAh

Charging Port: USB-C

Various Voltage: 2.8V / 3.4V / 3.8V

To Adjust Voltage: Rapidly Press the button 3 times within 1.5 seconds to change voltage

Green Light indicates: 2.8V

Blue Light indicates: 3.4V

Red Light indicates: 3.8V

Preheating: Rapidly puff 2 times (or press the button twice) within 1.5 seconds to preheat

Power On/Off: Rapidly puff on device or press button 5 times to power on, the switch light will flash once. Press button 5 times rapidly to power off, the device will not automatically turn off.