4 Lighting Modes: The flashlight has 4 lighting modes to meet your different needs: COB high mode, COB low mode and COB strobe mode. Press and hold the power button. the pressed for 2-3 seconds until until it reaches maximum brightness. High Brightness: These keychain flashlight inspection lights can emit a maximum of 800 lumens of light. It offers bright light with a wide angle. Enough to brighten up your path and light up small dark rooms. Portable Design: The portable LED flashlight is small but very bright. The strong magnetic base and rotating handle let you free your hands while you work. The magnet design allows the lamp to be Attached to any metal, the strong magnets can hold the work light while working or repairing on ferrous metal surfaces. In addition, the 180 degree foldable handle provides multi-angle illumination. USB Rechargeable: This USB rechargeable flashlight is powered by a built-in battery, including a micro USB to USB charging cable. Highly efficient and powerful LED chip with overload protection. Widely Uses: The portable flashlight has a carabiner that can be easily attached to a keychain or pocket, and it is waterproof and shockproof. Alternatively, it is also a good bottle opener. Ideal for home, outdoor, workshop, automotive, repair, camping, hunting, fishing, dog walking and emergency lighting inspection lamps.