Moons new Comet-X Front & Rear light set is the perfect combination for commuters whose goal is to be seen on the busy streets. The Moon Comet-X Front Bike Light is perfect for everyday use, with an integrated high output COB LED youll be easily seen. The Moon Comet-X Rechargeable Rear Light is a 1 pce 30 chip high output COB LED safety light, making you visible to other road users during the day or night.