The Pinnacle Rechargeable Bike Light Set is perfect for riders looking to stay visible and safe on day or night rides. Its lightweight design and easy mounting strap make switching between bikes quick and hassle-free.Product Attributes and Benefits:USB rechargeable with 2.5-hour charge time – Convenient for use after use.Multiple brightness settings and flashing modes – Adapt lighting to your environment.Water-resistant (IPX4) and lightweight (28g) – Reliable in wet conditions without weighing you down.Visible light range up to 800m – Enhances safety by increasing your visibility to others.Front: 38LMSettings: 100% Brightness - 50% Brightness - Flashing - OffRear: 10LMSettings: 100% Brightness - 50% Brightness - Flashing - OffSize: 111x29x34mmBattery: Lithium polymer battery 3.7V/220mAh with PCM, OVP & UVP function.