http://www.desire-ecig.com/HANA-DANA-ZANA-MODZ-Pack-30W-DNA-MOD Features: 1.HANA V3 support 0.2ohm atomizer; 2.V3 comes with gold-plate 510 thread(lower contact resistance); 3.V3 uses thicker wire inside; 4.Variable Wattage from 7W-30W (in .1 watt increment) 5.OLED display battery charge state, volts and ohms 6.Use 18650 battery