1.LED: CREE XTE2 5W LED

2.Battery: 1x18650 Li-ion battery ( Capacity: 2200 mAh)

3.Input: 5V 1A

4.Output: 5V 2.1A

5.Size: 122x31x24.5 mm

6.Weight: 83 g

7.Material: Aeronautical Aluminium alloy

8.Function(3 light modes): 100% brightness,25% brightness,Strobe.

9.Light output: 350 Lumens

10.Water resistance: IP44

11.Beam distance: 200 m

12.Impact resistance: 1 m

13.Runtime: 2h/High,8h/Low