Specifications:

1). USB Rechargeable, 400LM.
2). Material: Aluminum + ABS.
3). Functions:Bike Front light, Safety rear light, and Helmet light, 3 in ONE light.
4). Run time: 1.5 - 5 Hours.
5). Mini size: 6.3 * 3.1 * 1.9cm.
6). Light weight: 100g.
7). Waterproof rate: IPX5.
8). Modes:
    - Front White light:High - Low - Strobe.
    - Safety Rear light, by double click: Constant Red - Slow Red flash - Fast Red flash.