KNOG Blinder Mob USB Rechargeable LED Rear Bike Light 2-Pack Bundle, Waterproof, Tool-Free Installation – AH2-11702-2X Ideal for daily commutes this Knog Blinder Mob Four Eyes Rear Bike Light 2-Pack Bundle from Lifestyle by Focus is a great surface mount LED bike light. It has an output of 44 lumens making sure you are well seen. Knog Blinder Mob Four Eyes Rear The Knog Blinder Mob Four Eyes Rear Bike Light is a bright, surface mount LED urban bike light ideal for daily commutes. It has a light output of 44 lumens to ensure you're well seen not just to road riders behind you. 35 Degree Beam Angle The Blinder Mob Four Eyes Rear Bike Light has a focused 35 degree beam angle and reflective faceplate. Choose from multiple light modes including 2 constant and 3 flash to light up your ride, night and day. Fits 22-35mm Handlebars or Seatposts Designed to fit seatposts measuring 22-35mm, the Blinder Mob Four Eyes Rear Bike Light is easy to install. What's more, it's rated IP waterproof for dependable operation in all elements.