MJ808: Material:Aluminium alloy SSCP7 LED Flashlight Output :900 Lumens Bulb Life: 50,000 hours Battery: 8.4V 4.4AH Lithium battery (4PCS 18650 Lithium battery Included) Illumination Time: 180 Minutes(100% Lighting) Rechargeable Time:3.5-4.0H Lighting Modes:100% Lighting-30%Lighting-Flashing (2.4HZ) Waterproof Level: IP65 SizeΦ43*50MM Weight:0.42KG