Q0 Tail Light Brake sensor USB-C

Key Features Brake sensing, Vibration start/stop, Light sensing, Auto/manual modes, Multiple lighting modes, Battery indicator, Water-resistant Materials ABS shell, PC lens, Silicone straps, Red LED Weight ~22g (with bracket) Waterproof Daily use (dust plug must be secured, no immersion) Battery 3.7V 250mAh, 8–63h runtime Charging USB Type-C, 5V-2A Operating Range -10℃ to 60℃, <80% humidity Size 42 × 34 × 34 mm