Click USB Rear Light

Just press the lens and, click: traffic can see you! A silicone mount lets you attach this powerful little light almost anywhere, and the handy LED fuel gauge tells you when it's time to recharge with its micro-USB cable.
CHARGE, CLICK, GO! HASSLE-FREE SAFETY LIGHT.
A silicone mount lets you attach this powerful little light almost anywhere, and the handy LED Fuel Gauge tells you when it's time to recharge with its micro-USB cable. No more batteries — just charge, click and go!
Recharge Type Micro-USB rechargeable — Charges via any standard USB port (charging cable included)
Brightness 20 lumens
Battery Type Lithium Polymer
Recharge Time 3-hour recharge
Mounting Options Universal Mount - Action-camera-style mount fits most helmets and handlebars 22–35mm in diameter
No tools required
Product Weight 22 grams
Run Time High mode: 1.5 hours at 20 lumens
Strobe mode: 3 hours at 20 lumens
Water Resistance IP-65 Ingress protection rating or "IP Rating," is a techy way to describe the level of water- and dust-proofness of a product. This light meets the IP-65 Standard, which means it is totally protected against dust/grit and protected against low-pressure water jets coming from any direction.