Use for CBD oil;
How to use: Press 5 times for on/off, 3 times adjust voltage, 2 times to preheat.
Battery Capacity: 350mAh;
Voltage Option: red-4.0v/blue-3.7v/green-3.4v;
Connection: 510 Tread;
Charging Port: 510 charging port;
Turn on/off: 5 times click.
Includes: 1*350Mah Manual Battery; 1*USB charger; 1* Blister Plastic Bag