CycleTorch Bicycle Tail Light ensures road safety with total convenience. The tail light produces red light visible up to 200 meters at 240 degree of range, wide enough to be seen in total dark. Inside it is the Li-Pol battery which recharges via USB cable (included). The battery lasts for 50 hours in flash mode.
The CycleTorch tail light ($16.87) has got three modes including steady, flash and off. The tail light attaches to bicycles using a quick-release attachment which can be fixed on both bicycle rear end and handlebars. The aluminum housing is dust and waterproof.
Available at amazon.com for $16.87