The Moon Orion Sense isn’t just another rear light—it’s smart. With built-in motion and light sensors, it automatically turns on in low light and adjusts brightness based on your movement. Under braking it will automatically turn brighter or steady to alert other road users attention. Whether you’re riding through a dark tunnel or slowing to a stop, the Orion Sense reacts in real-time to keep you visible and protected.With a slim, stylish design and powerful 50-lumen output, this light delivers intelligent safety for all riders.Specification:Ultra brightness red COB LEDMax. Lumens: 50LM (FL-1 tested)Max.Runtime: 50 hrs (FL-1 tested)Battery Type : LI-PORecharge Time: 2.30hrsTotal angle: 270°Size (W x D x H): 42 x 31.5 x 20.2mmWeight: 22gWater resistance (IPX 5)Key Features:2 steady modes, 4 flashing modesSense ModeBrightness SensingMotion Sensing:BrakingParkingBuilt-in reflectorVariable lumen systemDayflash modeAuto safe modeMode memoryUSB-C Recharge