1、The light is made of good quality material, the shell is sturdy and durable, good heat dissipation feature can lengthen the light bead service life, excellent waterproof feature can withstand harsh weather conditions 2、Adopts good quality light beads with long service life, can provide bright and wide illumination 3、Built-in battery supports long work time up to 8-12 hours, convenient and practical 4、With 3 modes, 2 brightness modes and a flash mode, can meet different needs in night cycling 5、Suitable for outdoor cycling, easy to install on bike handlebar, can ensure your riding safety Features: The light is made of good quality material, the shell is sturdy and durable, good heat dissipation feature can lengthen the light bead service life, excellent waterproof feature can withstand harsh weather conditions. Adopts good quality light beads with long service life, can provide bright and wide illumination. Built-in battery supports long work time up to 8-12 hours, convenient and practical.  With 3 modes, 2 brightness modes and a flash mode, can meet different needs in night cycling. Suitable for outdoor cycling, easy to install on bike handlebar, can ensure your riding safety. Specification: Material: ABS Color: Silver + Black Light Type: LED Luminous Flux: 245lm Luminous Distance: 80m / 262ft Mode: Strong light; Power saving; Strobe Waterproof Grade: IPX4 (Rainproof) Power Supply: Built-in battery Work Time: 8-12 hours Size: Approx. 9.1 x 4.5 x 4.2cm / 3.85 x 1.77 x 1.65inch Weight: Approx. 111g Package List: 1 x Bike Light 1 x Mount 1 x USB Cable