Optical Lens System - lens made to enhance the luminous power to maximum
SideSafety System - light casing spreads the light to the sides for rider's better protection
Can be adjusted vertically through 15°
Suitable for dark out-of-town areas as well as urban areas

Simple tool-free installation
Suitable for all seat post sizes and shapes
Easy to mount on rear triangle
Water resistant

Light Source: 1x LED UltraBright, 2x LED SuperBright
Functions: 100%, Flashing
Battery: 2x AAA 1.5V (included in packaging)