Description of 🚴 Versatile Waterproof Rechargeable Bike Light Set for All Bikes - Front and Back 800 Lumen Cycling Headlight - Ideal for Road, Street, and Mountain Biking
【Economy and USB charging】USB charging, saving the trouble of replacing the battery, economical and environmentally friendly. You can use a computer, mobile power supply, etc. to charge. It only takes 2 to 3 hours to fully charge (depending on your charging voltage). The built-in smart IC can prevent over-charging or over-discharging and prolong battery life. It can be used for 6 hours in low mode. 【Multifunctional & easy to install】It can be installed almost anywhere (mountain/children/street bikes, strollers, wheelchairs, motorcycles, scooters, electric bicycles) without any tools. It can be taken off within 1 second and becomes a compact and powerful emergency flashlight. When running, walking the dog, etc. put it in the car, basement, attic, and first aid kit. 【Extremely durable】It is carefully constructed with military-grade materials to make it durable enough to withstand a 10-foot drop and weather from rain, snow or even hail storms. 【3 modes of back light】The tail light has three modes of light: normal red light, strobe red light, and SOS red light. Strobe and SOS lights are very useful for safety and emergency situations. The backlight is equipped with 4 CR2032 batteries, which is a great gift!.