... cm Features: Can be used as Headlamp or Bicycle Light LED: CREE xml T6 high power bulb, max ... reach 100,000 hoursHigh capacity(up to 6000mAH) rechargeable lithium battery pack ,can work continuously 4 hours ... ,mining, and forestry,etc. Product list:1 x CREE T6 LED Light unit2 x Rubber rings for installation ... rihgt to interpret the clauses above. CREE XMLT6 rechargeable LED Bicycle Light and headlamp