Cygolite Dice HL/TL Headlight/Taillight Set Powerful Visibility Made for road cyclists and commuters, the Cygolite Dice combo provides powerful vision and visibility in the smallest package possible. Fire up the night with the Dice headlight's incredible 150 lumens to see clearly and far ahead and stand out in broad daylight with intense lightning-like flashes. To cover your rear, the Dice 50 taillight stands out with its powerful and extra-wide 50 lumen flashes. Both lights sense day and night, automatically switching to the optimal flashing mode to maximize your visual presence at all times. Features Enhanced Cycling Optics that cast an extra-wide and long-range beam compared to conventional lighting optics Low battery indicator and light memory mode150 lumen headlight with eight light modes50 lumen taillight with eight light modes Specifications Number of LEDs1Battery Type Rechargeable Weight30g Each Water Resistant Yes Low Power Indicator Yes Mounting Type Handlebar, Seatpost Battery Mounting Internal | Cygolite | Dice Hl/tl Headlight/taillight Set 150 F 50 R