Ravemen RAVEMEN CL01 Bike Tail Light, 300° Wide-Angle Rear Bicycle Light for Night Riding, Saddle Mount Bike Taillight Safety Accessories with Auto On/Off, Brake Sensing, 5 Modes, 2 Mounting Ways

300° Wide Angle for Maximum VisibilityUnlike standard bike lights, this bike tail light uses a horizontal long light strip that emits 30 lumens with a 300-degree wide-angle beam; Stay clearly visible from multiple directions while riding in the city or on trails

Under Seat & Seatposts MountIncludes a specially designed saddle rail mount that fits neatly under your saddle (Please check the size in the pictures before purchasing); Comes with 2 zip ties for secure attachment; The CL01 can also be mounted on your seat post for flexible positioning based on your riding style

Brake Detection for Safer RidingThe bike rear light features an intelligent brake sensing system that automatically increases brightness for 2 seconds when you slow down, alerting others on the road and reducing the risk of rear-end collisions

Lightweight but PowerfulWeighing only 22 grams, this bicycle tail light maintains your bike’s sleek look without adding bulk; Enjoy up to 45 hours of runtime across 5 light modes to match your ride conditions; Easily check your power level with a single press when the light's off: green light (>40%), red light (5-40%), and flashing red (low, time to charge)

Waterproof for All RidesWith an IPX6 waterproof rating, this bike taillight is built to handle water mist and light rain without losing performance; Ride confidently in unpredictable weather, knowing your light will stay on; NOTE: Be sure to keep the charging port cover closed to maintain its water resistance

Smart Auto On/OffThis mode helps conserve power by putting the light to sleep after two minutes of stillness; It turns back on automatically when your ride continues; Perfect for stop-and-go city traffic or daily commutes where you often pause at lights or intersections