Powerful rechargeable flashlight Built-in Battery Indicator Compact size Power 500lm Durable metal design protects against impacts. IPX4 Functions: high 500lm 2hours – medium 250lm 4hours – low 100lm 7hours – strobe 500lm 3hours – SOS 500lm 3hours – off LED: DIY COB ZOOM Material: aluminum Built-in battery indicator: 25%-50%-75%-100%. input: Micro USB 5V, 1A Luminous flux: 500 lm Lighting time: 6h Afterglow: 300m Degree of protection: IP X4 Weight: 186g Dimensions: 150x40x30 mm