Moon lunar rear lightthe moon lunar rear light led is compact in design but it packs a punch with 15 lumens of output spread over 4 different lighting settings a quick release system saves time and the water resistant casing means its suitable for all weather meteor features 15 chips high brightness red led 5 modes standardhigh 50 flashing 100 flashing strobe quick release rubber strap seatpost mount fits 22 31 8mm side visibility water resistant running times standard 8 lumens