Specification:Material: Aluminum alloy LED: 519A R9080 Luminous flux: 1300LM 519A R9080 Brightness memory: Yes Battery: 1 * 21700 lithium batteryflat head without protection board Waterproof rating: IPX4 Switch type: Electronic replace (with standby current) Driver output current: Max 6A Charging port: Type-C charging interface, charging recent 2A, the product does not embody a charging cable. Reflector type: Orange peel reflector Lens: Ar-coated glass Size: 27 (diameter), 116 (length) Net weight of the flashlight: 88g (without packaging, batteries, headlight straps, and protecting clips) Product gross weight: 98g Included accessories: 1*lanyard, 1*holding clipPackage type:A. With 21700 battery: 1*S21E Flashlight 1*21700 rechargeable battery 1*Holding clip 1*Rope B. No battery: 1*S21E Flashlight 1*Holding clip 1*RopeMode operation instructions:1 the button ——> flashlight is grew to become on with final brightness ——> press the button,brightness ramping up ——> launch and press the button again,brightness ramping down 2 off, press the button ——> moonlight mode 0 (0%) [This brightness aren't remembered] 3 on or off, 2-click the button ——> turbo 100% four off,3-click the button ——> strobe five off,4-click the button ——> tactical mode, solely 100% ,4-click the button back to stop tactical mode. 6 off,5-click the button ——> voltage detection (* means "flash" , *** pause ******* capability 3, ) 7 off,6-click the button ——> normal ramping mode replace to 4modes 1%-10%-40%-100% eight off,10-click the button ——> Lock mode,The flashlight will flash as soon as below any operation, that means the flashlight is locked the button back to renounce lock mode,Please be aware that here's the simplest option to unlock. The flashlight has low voltage defense and temperature control protection.