Main Features: ● This product has a novel shape and uses newly imported high-power highlight XPE as the light source, highlighting the fashion trend and technological atmosphere ● High-performance optics, using acrylic transparent spotlight cover, long light exposure distance, visible 30-50 meters at night, fully guarantee your riding safety ●IPX5 waterproof. The push-button switch and USB charging interface are covered with expanded rubber. But cannot be immersed in water ●Click switch for easy switching of light and brightness ●Four lighting modes, click the button to switch, Power Mode 200lm - Standard Mode 100lm - Eco Mode 50lm - Flashing Mode 200lm, press for 2 seconds to exit, meet the needs of cycling functions ●Battery level indicator. When the remaining power is less than 25 percent, the indicator lights up red. When the remaining power is greater than 25 percent, the indicator light is off. When fully charged, the indicator light is blue ●Quick release lamp holder design, including quick disassembly of lamp holder and quick disassembly of lamp holder, lamp holder also has 360 degrees angle adjustment range, no dead angle when irradiated ●USB interface charging, can be charged and discharged back and forth, fast charging speed, long standby time ●Easy installation, can be disassembled without borrowing tools, convenient and fast, suitable for handlebar diameter: 20-31MM ● Battery: front light 1200mAh, taillight 550mAh Specification General Type: Front Light,Tail Light Placement: Handlebar,Saddle Tube Suitable for: Mountain Bicycle,Road Bike,Touring Bicycle Features: Easy to Install Power Supply: Li-ion Battery Dimensions and Weight Product weight: 0.2000 kg Package weight: 0.3000 kg Product size (L x W x H): 10.00 x 9.00 x 3.00 cm / 3.94 x 3.54 x 1.18 inches Package size (L x W x H): 11.00 x 10.00 x 4.00 cm / 4.33 x 3.94 x 1.57 inches Package Contents