Why buy? - This super bright LED flashlight rechargeable handheld contains a high capacity rechargeable battery which can provide up to 15 hours of powerful, non-diminishing brightness. The long lasting time is 5-15 hours. The chargeable battery is built in a smart chip, has passed stringent UL testing to ensures safety. Long lasting and quite safe battery should be your best choice. - This best high powered flashlight rechargeable high lumens is made of high quality military grade aluminium alloy. With the metal hard body, it can works well even if it is run over by a car or dropped from a height of 35ft or the temperature is below 10 ? or above 50? . It is equipped with a rubber O-ring in the tail,so the waterproof grade can be up to IPX67. It is suitable for use in rain, snow, storm or any other extreme bad weather. Specifications: 1. Model: E17 2. Emitter Type:CREE XM- L2 4. Bulb Quantity:1 5. Light Color: White 6. LED Lifespan: 100,000 hours 7. Modes: 5 8. Mode Arrangement: Hi Mid Lo Strobe Sos Zoom in out 10. Battery Configuration: 1*18650/3 x AAA batteries (Not Inluded AAA Battery) 11. Input Voltage:3.6-4.2V 13. Switch Type: Clicky/Clickie 14. Switch Location: Tail-cap 15. Lens: Convex Lens 16. Special Features: Zoomable 17. Material: Aluminum Alloy 18. Color: Black 19. Dimensions(L x Head Dia. x Body Dia.): 5.31 x 1.37 x 1.10 inch / 3.5 x 3.5 x 2.8 cm Package Content: 1 x LED Zoomable Flashlight 1 x 18650 Battery Plastic Tube 1 x AAA Battery Holder 1 x Charger 1 x 18650 Battery(Included) 1 x Holster