Force Waterproof USB Pen Mini headlight. It is equipped with a 150 Lumen CREE XPG lamp. It has a simple design, 3 functions (2 constants of different intensity and a pulsating one) and weighs 65g. It has a low battery light indicator while the 600mAh lithium battery fully charges in 5-6 hours. The 5V interface it has for charging, allows the cyclist to charge it even from his smart phone. Mounted on the steering wheel very easily without tools with a rubber ring. 

Features:     

• 1 x Cree XPG 150Lm    
• Installation with rubber ring    
• 3 functions (fixed 50%, fixed 100% & 1 pulsating)    
• Operating time 2.5h at 100% brightness, 5h at 50% brightness, 5h at pulsating operation    
• Red LED on the switch as a low battery indicator    
• Charging time 5-6h    
• Battery 1 x LIR123A Li 3.7V / 600 mAh    
• Charging with USB cable    
• With a 5V interface for charging, it can also be charged from a smartphone    
• Waterproof