Color: red 、white、 black
Lamp beads: 5 high LED lamp beads
Material: high-strength plastic
Power supply: 2 AAA batteries（not included）
Modes: 7 modes (one press to light up, two press to flash quickly, three press to flash, four press to flash from left to right, five press to flash from right to left, six press to flash quickly, and seven to flash slowly)
Installation: The installation is simple and convenient, as long as the light clip is installed on the saddle pole of the bicycle or on the handlebar.