Knog’s Blinder Square Light Twinpack not only looks great, but keeps you safe out on the road. With a variety of modes, compact size, easy to use mounting system and powerful LEDs, this is one light set that packs a punch! 144 Super bright LEDs provide up to 200/100 lumen output9 light modes to suit a range of conditions and requirementsIntegrated rechargeable lithium-polymer battery gives a run time of up to 60 hours100% waterproof and dust proof to IP67 standardThe Blinder Squares provide a huge amount of light thanks to their COB LED technology, with 144 individual LEDs that provide up to 200/100 lumens front & rear respectively. The integrated lithium polymer battery gives up 60 hours runtime and is rechargeable in just 2.5 hours via the built in USB plug that is waterproof and designed not be damaged by exposure.The Blinder Squares are super easy to use with the Smart button operation allowing users to toggle through all modes using the one button. The Blinder Squares have also retained the long press to turn on and off function which prevents accidental activation of the light. The easy to use strap allow for tool-less attachment and are suitable for handlebars and seatposts of almost any shape and size. Versatile, stylish and with great performance, the Knog Blinder Square Light Twinpack is simply one of the best light sets around.