Knog’s Blinder Mini Niner Rear Light 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 LED, this is one light that packs a punch! Super bright LED provide up to 11 lumen output5 light modes: Steady, Strobe Flash, Fading Flash, Lightning Flash & Eco FlashIntegrated rechargeable lithium-polymer battery gives a run time of up to 11.5 hours100% waterproof and dust proof to IP67 standardThe Blinder Mini Niner is visible at up to 500+ metres thanks to its super bright LED that provides up to 11 lumens. The integrated lithium polymer battery gives up 11.5 hours runtime and is rechargeable in just 2.5 hours via the built in USB plug and extension cable (included). This saves using about 600 AAA Alkaline batteries during the light’s lifetime! Integrated USB plug is waterproof and designed not be damaged by exposure.The Mini Niner is super easy to use with the longer button push on (0.75sec) preventing accidental activation of your light, while short presses switch modes continuously. Similarly, the light is switched off with a long button push off (0.5sec). The replaceable straps allow for tool-less attachment, with 2 included to suit handlebars of almost any shape and size. Versatile, stylish and with great performance, the Knog Blinder Mini Niner Rear Light is simply one of the best around.