GIYO Smart Brake Tail Rear Light USB Rechargeable LED Rear Lamp IP66 Waterproof for MTB & Road Bikes Bicycles

GIYO GL-09S Smart Brake Tail Light
Compact and powerful rear light with intelligent brake sensing, 6 lighting modes, and auto brightness control.
Features Type-C fast charging, 400 mAh battery (up to 60 h runtime), and IP66 waterproof protection.
Ideal for MTB, road, and city bikes — mounts easily on the seat post, saddle, or rear bag.