4-Modes 7 LED 400 Lumens Bicycle Rear Light USB Rechargeable Waterproof Cycling Tail Light For MTB Road Bike

Features:  - Quick & Convenient Installation;  - One Key Control Light Modes;  - 4- Gears light regulation system. Long on Mode red and yellow mode -flash mode breathing lamp mode;  - USB Charging, Support a variety of charging modes, more convenient and smart;  - Daily Waterproof, no need to worry about rainy days;    Specifications: Weight:27g;  Charging time: About 4 hours;  Lamp bead type: High brightness LED lamp bead;  Endurance time: 4-5h;  Light gear: Long on - red - yellow - burst - breath flash;  Charging mode:  USB direct charging;  Battery type: Large capacity lithium battery;  Lumen size: 400lm;  Battery capacity:  80 Ma;  Waterproof grade:  Life class waterproof;     Package included:  1 x Taillight