This is the NiteRider Swift 300 and Sabre 110 bike headlight + taillight combo. Although small in size, the Swift packs in high lumens in a one-piece USB rechargeable light. A low-profile light with an easy-to-use rubber strap mount great for switching between multiply bikes. This light is an integral part of your daily commute or road ride for staying safe day or night. The Sabre is a super bright, lightweight, USB rechargeable LED tail light. It utilizes a multi LED array designed for eye catching visibility in both day and night. With the addition of amber colored side lights, the Sabre provides 180 degrees of protection. Features: Swift and Sabre deliver the lightest weight with plenty of visibility, day or night. Features USB charging for convenient on-the-go applications Low battery indicator on both 5 Light modes on Swift (front), and 6 modes on Sabre (rear) Specifications: Brightness: 300 Lumens (Front), 110 Lumens (Rear) Battery Type: Rechargeable (USB) Run Time: Up To 28 Hours (Front), Up To 10.5 Hours (Rear) Beam Color: White, Red Color: Black Weight: 82g (Front), 28g (Rear)