Description:LED: 1 x LH351DLuminous flux: 800lmMode: see detailed description laterBrightness memory: YesBattery: 1 x 18650 flat head without protection board (not included)Illumination range: less than 50 metersMaterial: aluminum alloyColour: BlackWaterproof rating: IPX4Switch type: electronic switch (with stand by current)Charging port: TYPE-C charging interface, charging current 1A, the product does not include a charging cable.Reflector type: orange peelLens: ar-coated glassSize: 24.5mm (diameter), 109mm (length)Net weight of the flashlight: 80g (without packaging, batteries, headlight straps, and holding clips)Product gross weight: 160gIncluded accessories: 1 x green headlight belt, 1 x holding clipMode operation instructions:1.click the button  ——>  flashlight is turned on with last brightness ——> press the button,brightness ramping up ——> release and press the button again,brightness ramping down2.flashlight off, press the button  ——>  moonlight mode  0.01A (0.2%)   [This brightness will not be remembered]3.flashlight on or off, 2-click the button  ——>  turbo 100%4.flashlight off,3-click the button   ——>  strobe5.flashlight off,4-click the button   ——>  tactical mode, only 100% ,4-click the button again to quit tactical mode.6.flashlight off,5-click the button   ——>  voltage detection  (* means "flash" ,  *** pause ******* means 3.7V, )7.flashlight off,6-click the button   ——>  normal ramping mode switch to 4modes 1%-10%-40%-100%8.flashlight off,10-click the button   ——>  Lock mode,The flashlight will flash once under any operation, which means the flashlight is locked.10-click the button again to quit lock mode,Please note that this is the only way to unlock.  The flashlight has low voltage protection and temperature control protection.