Using a high-power light segment 5.5CM long lighted (with 5 SMD LED high lighting composition), matched crystal grade transparent acrylic shade, light irradiation distance, visible at night from up to 2000 meters, during the day still visible, while the wide viewing angle of 180 degree, fully protect your riding safety.
Super waterproof, Four Kinds Of Flash Modes; Smooth Design; Easy To Install.
USB interface to charge (you can use the home charger, computer or mobile power USB interface to charge) Charging time 2 hours, discharge time is about 6 hours; with expanded rubber cover.
Silicone strap design, suitable for various thickness of the seat tube 1.2-3.2CM.
Fits all bicycles
Battery: Lithium battery (3.7V, 220MAH)
seat tube diameter: 12-32mm
1 x LED Bike Rear Tail Lamp Light
1 x USB Charging Cable
2 x Rubber Straps
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.