Size: the total length of 380mm,lamp holder diameter 84mm,handle diameter 46mm,adjustable light, brightness 6000LM
1.Ballast input voltage: 9 ~ 16V  
2.Working current: 4.3 A       
3.Output power:first gear 50W,second gear 38W 
4. Battery types: 6600mAh Battery
5.charging and discharging times: ≥500 times      
6.Accessories: 3A charger, filter, braces, car charger, aluminum alloy packaging, 6600MAH batteries.   
7.Can divide into file/second/third gear