Bike Lights Dosun

Specifications:- 10 lm- 550mAh Li- Polymer battery- Material: Aluminum Alloy- Dimension: 17 x 23 x 63mm- Weight: 46g- 1.5 hrs by USB- Upward Angle Strap ( Φ20~40mm )- Waterproof Ipx4- Low Power Indication- 180° Visible Angle- Chip On Board Led Light