Moon Cerberus Rear Light (2018). A 150 lumen rear light which is USB rechargeable with a versatile mounting system and wide beam that is great for commuters Side Visibility. Moon’s Cerberus, rear light, comes with 3 multi-directional COB LEDs which provides a large, wide beam that produces 270-degrees of visibility. This is ideal for commuters aiming to stay seen amongst multiple lanes of traffic Light Modes. The light comes pre-set with five different light modes which you can easily switch between including two constant, two flashing, and a Day Flash mode which can keep you seen in direct sunlight. Also included is the VLS system which allows you to set any lumen you want – simply press and hold the VLS button Mode One: 25 lumens – 3.30 hoursMode Two: 50 lumens – 1.45 hoursMode Three (Flash): 25 lumens – 20 15 hoursMode Four (Stead Flash): 25 lumens – 13 45 hoursMode Five (Day Flash): 150 lumens – 19 hoursRechargeable. The, included, USB-C cable allows you to quickly and easily recharge the light via any standard USB port. The light comes with a long-lasting battery life and fully recharges in just 2 hours Mounting. For secure and versatile mounting, the Cerberus rear light comes with a range of O-rings and rubber pad that makes it easy to attach the light to most seatposts, your panniers, rucksack and more Rugged Design. The light comes with a rugged construction with an IPX7 water and dust resistant certification In the Box. Cerberus rear lightRubber padO-ring fitting 20-26mm diametersO-ring fitting 26-35mm diametersO-ring fitting 35-52mm diametersUSB-C charging cableFeatures. 3-Directional integrated COB LEDsIn-built rechargeable lithium-polymer batteryUSB-C rechargeableUp to 120 hours of battery life2 hours full recharge time5 different light modes including Day Flash modeAuto Safe ModeLight Mode MemoryLock ModeVariable Lumen SystemVersatile mounting system270-degrees of visibilityIPX7 dust and water resistantWeighs 0.35kgDimensions: 18mm x 27mm x 64mmBuy Moon Lights from Chain Reaction Cycles, the World’s Largest Online Bike Store.