Silicon Light Set Bulb: 2 Super Bright White LED and 2 Super Bright Red LED Function: Steady-Flashing-OFF Any color Silicon Light SetBulb: 2 Super Bright White LED and 2 Super Bright Red LEDFunction: Steady-Flashing-OFFColor: Red, White, Black, Blue and Etc.Fit for bar diameter 22-31.8mmBattery: CR2025*2/PCS (Included) handlebar light bicycle silicon decoration light