5 LIGHTING MODES: This front and rear bike light set features 5 different lighting modes, including flash, double flash, and phasing. USB RECHARGEABLE: Both lights are USB rechargeable and can operate for up to 7 hours. LIGHTWEIGHT DESIGN: These lights are both strong and sturdy, and benefit from a lightweight design. WATERPROOF: This product has an IP65 waterproof rating. Kit Contents: 1 x front white light. 1 x rear red light. 2 x rubber cushions and rings. 1 x USB charging cable. 1 x instruction manual.