The Axiom Super Spark Tail Light produces a beaming 25 lumens in 5 different light modes. It provides excellent side visibility for safe riding day or night. This tail light can be easily mounted to seat posts, seatstays, and forks with its rubber strap. The Super Spark also features charging and capacity indicators, plus a built-in rechargeable Li-ion polymer battery. Enjoy up to an incredible 27 hours worth of use when in "fast flashing" mode.
Run Times are as follows: High Beam -- 1.5 hours, Low Beam -- 6 hours, Slow Flash -- 24 hours, Fast Flash -- 27 hours, and Pulse -- 4 hours.