Features:

1. Variable Voltage:. 3.0 - 6 volts

2. Variable Wattage:. 3.0 - 15 W

3 .Short Circuit Protection;

4. Reverse Battery Protection Circuit;

5. Resistive Load Detection (Ohms meter);

6. ON / OFF battery switch;

7. OLED Battery Power Display;

8. High compatibility 510/eGo Connector:

9. OLED display (Ohms meter, Volts / Watts,voltage output)

10.Panasonic 18650 batteries 3400mah

11.power bank function                                  http://www.waideacig.com/