The Oxford Brightspot USB Lightset comprises of 20 lumen front and 5 lumen rear LED lights with integrated, tool free strap attachments.
 
Key Features
• Max Output 20Lm (front), 5Lm (Rear)
• Runtime 4-25hrs
• Single high-power LED
• USB rechargeable 3.7V 220mAh Li-Pol battery

Size (approx excluding strap): 25mm x 25mm x 30mm