UT21 is of double mode design, red-blue flash and white light, able to be used as both a shoulder lamp and emergency light. With the gravity sensor, the lighting directions of red-blue flash can change between the front and the side automatically according to the wearing directions, more convenient to meet different lighting needs. Its gesture sensing mode enables an easy operation even with gloves on. The uniform distribution of 22 high-power LEDs on it ensures 360°all-rounded lighting, 1000 meter visible under a clear sky. Made from high-quality nylon fiberglass materials, the 360° rotational detachable clip with super-strong bite force makes UT21 a multi-function clip light by mounting on MOLLE webbing, backpacks, shoulder straps and other platforms. UT21 can also be easily attached on the metal surface for wider uses with 2 strong magnets embedded on the bottom. Built-in 640mAh Li-ion battery provides a max 25-hour long runtime. Type-C direct charge enables the quick and convenient power supplement via the power bank, car charger, computer, etc.