LAW Preheating VV Vape Pen kit 1100mah Battery With USB Charger Variable Voltage Preheat Batterys 510 Thread Starter Kits Blister Pack, Black

Five clicks for power on/off Three Clicks for voltage adjustable Two clicks for pre-heating Button led light indication: 3.8V green, 4.0V red , 4.2V blue light , Preheating Mix light Output short circuit protection, over- discharge protection, overcharge protection.Protection, overcurrent protection, internal wiring short circuit protection Color Black, stainless steel,white, green, red, pink, blue, purple 6 months Warranty,Buy with confidence Factory price ,The good price and service Screw thread 510 thread ,ego thread Electronic Cigarettes