The store is for you! If you are not satisfied with the product, please contact me first and do not leave negative feedback lightly. Thank you, have a good day Quality boutiques are at your service! Product name: bicycle light / front light + tail light set Single headlight package size: 5.6 * 3.2 * 14.5 cm Single headlight weight: 103g Front lamp beads: LED Battery capacity: 1200 mAh Product advantages: 1: Energy saving and energy saving 2: The lamp bead can highlight 450 lumens. 3: The electric light indicator can know the battery storage status at any time 4. IP6 level waterproof, don't worry about rain 5: 5 seconds quick release and easy installation Multi-function USB charger Anqiyou USB charger, intelligent identification, full stop, compatible with various USB input power sources, such as computers, mobile power supplies, charging heads, etc. can be used. Suitable for various occasions Widely used in automobile maintenance, inspection, machine tools, camping, warehouse, construction, outdoor camping , daily emergencies and other occasions. Don't worry: This high-quality bike light uses an enhanced beam of up to 1200 lumens, 85° wide angle light and a beam length of up to 300 feet. The combination of the front light and rear light of the bicycle is the best way to ensure the safety of the bicycle. Avoid wasting battery power! Never buy batteries again! The front and rear lights can be charged via USB. All you need is a USB cable (included!), the power to charge in high mode (computer, laptop or cell phone charger) and night lighting for at least 2 hours. Bike Lights + IPX6 Waterproof: We can make sure the bike front lights are really bright (see customer reviews); IPX6 waterproof, specially designed for heavy rain. Its sturdy plastic body and impact resistance can withstand heavy operations. Don't be afraid of bumpy roads! Multifunctional, quick disassembly and installation + portable - it only takes a few seconds to install easily, can be quickly saved from thieves, can be used as an emergency flashlight, can be put in a car , a basement, an attic and an emergency box in. Use it for running, jogging, hiking, camping, dog walking, cycling, tire replacement, family/kids night activities, power outages, etc. Know that you will be safe at any time of the day, so enjoy high views and comfort. Please allow slight deviation in the measurement data and make sure you do not mind before ordering. High quality store for you! Shop Tips: 1. The size is measured manually, please allow the error (1-3 cm). 2. Due to different monitor pixels, there may be color difference, please refer to the actual product. 3. After receiving the package, if you have any dissatisfaction, please contact me first, do not leave negative feedback easily, thank you and have a nice day.