Features. This torch has a simple design and can be easily carried. Super bright CREE LED torch with 5-mode design: high, medium, low, flash, SOS. Special reflector design to increase light output efficiency. Made of high quality aluminium alloy to avoid damage if dropped Waterproof design for life, anti-slip and wear-resistant. Comes with a lanyard for easy carrying. Zoom in/out adjustment of the focus: x1,*,x500, making the user x2000. Telescopic adjustment of focus to illuminate different ranges Suitable for indoor use and outdoor activities, such as camping, fishing, hiking, etc. Product parameters: [Product Model]: 103C Colour]: Black (colour can be customized) Bulb:CREE T6 Material:Aviation aluminum, military grade 3 hard anodized Switch mode]: Tail press switch Using battery:1*18650 or 3 sections of No.7 (not included) Duration: 3-4 hours (depending on the battery, gear) Product Size]: Length: (retracted: 13.5, pulled out: 15.5) * 3.7cm (head diameter) Brightness]: 1200 lumens, strong light effective range of 500 meters Circuit]: Constant current driver circuit, DC-DC. Gear: 5 gears