Blackburn Click USB Rechargable Rear Light  £15.99

Simply push the lens and "Click"… now traffic can see you. This affordable, rechargeable and bright as heck rear safety light will keep you away from replaceable batteries forevermore!

• 20 Lumens
• Versatile silicone mount fits tube diameters from 15-35mm
• Amazing 180 degree bezel allows for excellent side visibility
• Charging cable included
• Lithium polymer battery
• 3 hour recharge time
• Weight - 22g.