Electric Mole Pen White Portable Rechargeable 9 Gears LCD Electric Facial Mole Pen for Home Item Type: Electric Mole Pen Material: ABS Color: White Gear: 9 Battery: Lithium battery Battery capacity: 800mAh (shipped with built in battery) Power supply mode: USB cable Brief introduction of operation: 1. POWER Button function Hold down the POWER button for 3 seconds to switch the machine on and off. After the machine is turned on, the LCD screen displays the POWER quantity and gear (default: 2). Short press (POWER) key to switch the output power. Each grid represents 1 gear, and there is a gear that can be adjusted. Can not be used while charging, must be fully charged after unplugging the power to operate and use. 2. Work key (ON) Press the (ON) key to start working. If the LCD blinks, it indicates normal working. 3. Protection function: Long press the (ON) key for 2 minutes to stop output. If the device continues to work, release the (ON) key and press it again. 4. Display charging instructions: each 1 grid power display represents about 35% of the power, when the power indicator flashes, please charge in time, charging the power display will beat in turn, full grid no longer beat that is full, full power can be unplugged. After the battery is fully charged, press the POWER button to light up the LCD screen (when the battery is too low, the LCD backlight may not light up temporarily, which is normal, it can be lit up after charging for a while). Please turn off the machine when not in use to avoid power consumption.