Original MAX Preheat Battery 380mAh Variable Voltage Bottom Charge 510 Thread

1.Battery capacity:380mAh

2.Voltage adjustable:2.7V-3.1V-3.6V

3.Charge:Bottom USB charging port

4.Wattage:7-10W, special for thick oil tank

5.Button LED light indication:2.7V(red),3.1V(green),3.6V(white),Preheat(Mixed)

6.Protection:Short circuit/Overcharge/Overtime

7.Color:Black

8.Preheating time:15s

(1).5 clicks on/off

(2).3 clicks to adjust voltage

(3).2 clicks to preheat