Specification:                Product name:       Astrolux M01 100LM USB Mini LED Flashlight           Brand:       Astrolux           Model:       M01           Emitter Brand       CREE           Emitter Type:       nichia 219B\/CREE XP-G2           Material:       Stainless steel           Mode:       Low、High           Lumens:       8LM、100LM           Runtime:       6.5h、0.5h           Charging time:       1hour           Battery Configurations:       1 x 10180 battery (included)           Switch Type:       Twisty           Switch Location:       Rotate the body then the light will work           Peak Beam Intensity:       450cd           Impact Resistant       2 meters           Max Output:       100 lumens           Range:       42 meters (max)           Waterproof:       Waterproof IPX-7           Color:       Silver           Weight:       14g included the battery           Size:           Features:1.Astrolux M01 the smallest flashlights with USB rechargeable function in the world2.Utilizes a nichia 219B\/CREE XP-G2 LED3.Features power Indicator、 Lightweight、 Reverse Polarity Protection、One-hour quick charge.4.Can be used for EDC、 Hiking、 Walking、 Household Use、 Exploring、 Night Riding、 CampingPackage included:1 x Astrolux M01 100LM USB Mini LED Flashlight1 x 10180 battery