SPECIFICATIONS:
Function

Switch : Press button switch (four-position : (1) 100% light; (2) 30% light; (3) flash; (4) off)
Luminous flux : The first position 500 lumens; The second position 180 lumens.
LED Life : 100000 hrs.
Waterproof : Waterproof to 400ft.
Material

Case : 6061-T6 Aluminum.
Surface finish : Matte black.
Lens : Clear glass lens.
Light : Round dispersive light.
Waterproof o-ring : Silica gel.
Electrical data

Light source : 3 CREE P4 LED.
Battery : 3 "18650" rechargeable Li-ion battery with protection circuit.
Charge time : 3-5 hrs.
Electrical current : High beam 1000mA; Low beam 120mA.
Burn time : First position 3½ hrs; Second position 20 hrs.
Product net weight / dimension

Net weight : 690g+/-10g (including battery)
Dimension : §69 * §69 * 166mm
Use environment : -30°- 40°.