Solar light with 2 light intensity settings and strobe function. If desired, it also charges with power from any USB port with the included cable. It has a special base to place it on your bike.
Features:  

• Charges either from the sun or from USB
• 2 settings for lighting intensity and strobe function
• It has a mounting base for the bicycle
• LED lamp, 3 watt
• 240 lumens
• Rechargeable battery 1200 mah
• Waterproof IP64
• Charging time: 10 hours from the sun / 4 hours from USB
• Duration of operation: 4 hours