NineLeaf Bike Back Light Rechargeable,Bicycle Tail Light, Brake Sensing Rear Lights,Auto On/Off,IP66 Waterproof,USB Rechargeable,4 Mode,2Installations Ultra Bright LED Warning Back Bicycle Flashlight

NineLeaf Bike Back Light Rechargeable,Bicycle Tail Light, Brake Sensing Rear Lights,Auto On/Off,IP66 Waterproof,USB Rechargeable,4 Mode,2Installations Ultra Bright LED Warning Back Bicycle Flashlight

• 🚩【4 Powerful Dynamic Light Modes】This bicycle tail light features 4 dynamic lighting modes,Slow Flash(70h), Breathing(39h), Strobe Flash(58h), and Steady On(39h),designed to keep you seen in every riding scenario.The strobe flash slices through bright daylight and heavy traffic, grabbing attention fast.
• 🚩【2 Mounting Options for Flexible Installation】This bike tail light offers 2 secure mounting methods: a length adjustable silicone strap mount for quick, tool-free attachment, and a saddle rail mount that hooks onto the two rails under the seat for a clean, low-profile setup. Easy to install, stable during riding, and adaptable to different bike styles.
• 🚩【Smart Brake with Ambient Sensor】The bicycle brake light features brake sensing in all riding modes, instantly lighting up when you slow down to alert others behind you. In slow flash and breathing modes, it automatically turns on or off based on ambient light, activating when entering tunnels or riding at night. When the bike stays still for 30 seconds, the light switches off automatically to save power.
• 🚩【IP66 Waterproof and Ultra-Light】Designed with an IP66 waterproof housing, this brake sensing rear bike light is built to handle rain, splashes, and tough weather conditions with ease. The carbon fiber–textured PC shell offers durability without bulk, with a net weight of only 30g(1.05oz), making it a reliable and lightweight companion for every ride.
• 🚩 【600mAh USB-C Rechargeable Battery】Built with a 600mAh internal battery, this bicycle rear lights LED rechargeable fully charges in 2–3 hours via USB-C and delivers up to 70 hours of runtime. Easily recharge using a power bank, USB charger, or computer. For optimal performance, fully charge before first use.