Specifications : Color of the weak : White Type : U2T6 U2T6 LED beaming weak -LRB- headlamp -RRB- is a parvenue of environmental-friendly lamp, which is adopted the most modern 30W LED and 18650 batteries. U2T6 Head lamp CE certificate Super beaming LED 3 X18650 lithium Battery -LRB- required and included -RRB- Brightness choice : 2 dimming mode -LRB- knock-down weak and shoddy weak -RRB- tight Level IPX4 -LRB- Dont put it in water for long-life time -RRB- 1000 m flashing range solid State. Shockproof and vibration. Extremely long-life. clad LED over 30,000 hours. Voltage : 4.2 V Rated Capacity : 2Ah Rate of Work : 30W .