Made for road cyclists and commuters, the Dice combo provides powerful vision and visibility in the smallest package possible. Fire up the night with an incredible amount of light, and stand out in broad daylight with intense flashes. To cover the rear, the Dice taillight stands out with its powerful and extra wide flashes. Both lights feature Adaptive Flash, sensing day and night, automatically switching to the optimal flashing mode to maximize visual presence at all times. Water-resistant design for all riding conditions. Low battery indicator and light memory mode saves the mode the rider is using when the light is turned off. Features Enhanced Cycling Optics that cast an extra wide and long range beam compared to conventional lighting optics. 150 lumen headlight with eight modes, 50 lumen taillight with eight modes, for use on roads and commuting. Weight: 60. Battery: Rechargeable. Recharge Type: USB. Lumens Rear: 50. Lumens Front: 150.