1.LED: OSRAM P8 5W LED

2.Battery: 1xAA alkaline battery ( Not included )

3.Size: 96x24x20 mm

4.Weight: 47 g

5.Material: Aeronautical Aluminium alloy

6.Function(3 light modes): 100% brightness,25% brightness,strobe.

7.Light output: 160 Lumens

8.Adjustable beam:  (Zoom in to Zoom out by turning)

9.Water resistance: IP44

10.Beam distance: 80 m

11.Impact resistance: 1 m

12.Runtime(ANSI standard): 1.5h/High mode,6h/Low mode