Light source: 3 watt high power led,

Luminous flux: 70-80 lumens for luxeon led, 140 lumens for Cree white led.. 

lifetime: 100,000 hours.

Battery: 1pc 18650 rechargeable Lithium battery, 2200mAH.,

Include AC adapter (AC100-240V) and car adapter which can be used for charging on the car.

Continous lighting time: more than 3 hours for strong light, and more than 7 hours for soft light.. 

On/off: tailcap switch.

PC plastic lens, Sealed by O-ring for waterproof. 

Beautiful gift box packing, giftbox size: 264*159*47mm.

Product size: max dia. 34mm * Length 150mm.

Remark: for the light source, we also can change to use 1 watt or 5 watt if customer need.