100% brand new and high quality Name: USB Rechargeable Front Light Model2256 type USB rechargeable bike light [Function]: Tap to enter, tap to shift: high light to start - high light - low light - flashing - off. Battery: with rechargeable polymer Li battery (3.7V, 1500MAH) [Charging]: computer or mobile power USB port charging, can also be charged with household power 4.2V home charger, up to 4.5V. [Size]: L105*W33*H90mm. [Application]: handlebar diameter: 20-31mm. Features. 1. This product is novel in shape, using new imported high power high bright XPE (about 200lm) as the light source, highlighting the fashion trend and technology. 2.H: The use of crystal grade acrylic transparent spotlight cover, light irradiation distance, night visibleViewing distance meters: 30-50 meters, fully protect your riding safety. 3. Super waterproof, the button switch and USB charging port are covered with expanding rubber, so you can ride safely in the rain. 4. Push button switch: Multi-functional design (function: tap to enter, tap to shift: high light to start - high light - low light - flashing - off, long press for 2 seconds to exit to close), to meet the needs of cycling functions. Battery indicator: When the remaining power is 25%, the indicator light is not on. Charging indication: when fully charged, the indicator lights up blue. 5. Super power saving, modes 4 modes. Power Mode High light mode (300lm) ---- Light up time (3h). Standard Mode Standard mode (100lm) ---- light-up time (4h). Eco Mode Eco Mode (50lm) ---- light-up time (7h). Flashing Mode Flashing mode (200lm) ---- light-up time (6h). 6. USB interface charging, lithium-ion polymer battery (3.7V, 1200MAH), can be charged and discharged reciprocally, fast charging speed, long discharge time, generally 3-4 hours charging, discharge time of about 3-7 hours. 7. Quick dismantling lamp holder design, including quick dismantling of the lamp head and quick dismantling of the lamp holder, the lamp holder also has a 360 angle adjustment range, irradiation without dead ends. Quick disassembly of the lampholder: the nut of the lampholder is fixed directly inside the lampholder, don't worry about dropping it, the screw is manual knob type, you can disassemble it directly without borrowing tools, convenient and quick, applicable handlebar diameter: 20-31MM. Quick disassembly of the lamp head: along the concave guide of the lamp head directly stuck in, stuck in the end can be installed successfully; disassembly, pinch the right side of the lamp holder safety buckle, while the lamp head pulled forward, that is, can be disassembled successfully. Product includes. 1* self-charging USB front light (no other accessories included) Attention. 1. The monitor used is not the same, the computer is not the same, the angle of photography is not the same, there may be angle colour problems. 2. Pure manual measurement, there may be 0-1cm error.