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You're not asking a rear light to do much, but you want to know it's up to the task. The Knog Plus Rear Bike Light is ready, willing, and able to help! It only weighs 12 grams, but it'll pump out enough red light to keep you visible in the darkest of conditions.
LEDs – Efficient Chip on Board (COB) LEDs designed to provide maximum brightness level for up to 90% of the battery burn time for each mode.
20 Lumen Output
Integrated USB Plug – No charging cable required, plugs directly into USB ports & is designed to be exposed to the elements.
USB Rechargeable Lithium Polymer Battery
Charge Time – 4 Hours
Long Runtimes – From 2 hours in steady mode to 40 hours in flash, this is a fantastic commuter rear light.
Light Modes – Steady, Pulse, Strobe, Fancy Flash, Eco Flash
Bike Attachment – Tool-less removable silicone straps for seat posts 22 - 32mm+ diameter with magnetic mount. Fits aero style seatposts.
Integrated Wearable Clip for Clothing / Packs
100% Waterproof
Long-Press Button Prevents Accidental Turn-On
Included Accessories – 2x interchangeable straps for posts 22-27mm / 28-32mm+, and magnetic mount.