Tuck's powerful red pulse beam and ultra-compact size reinvents the e-Bike lightMaximizing output without bulk, the Tuck features an optimized reflector and amber side lighting for 180 degrees of protective visibilityDesigned to integrate into popular 6 to 14V on-board batteries such as Shimano and Bosch systems, multiple mounting options creates the perfect e-Bike tail lighting solutionKey features25 lumen taillight certified to the FL-1 StandardEngineered for seamless e-bike battery integrationAmber side lighting creates 360 degrees of protective visibilityPulse mode for high traffic areas/day-time ridingCustom reflectors optimize beam pattern to provide efficient and effective distribution of lightVarious low-profile headlight mounting options availableTaillight seat rail clamp with angle adjustment for universal mounting and effective visibilityIP67 Waterproof Rating for all conditions commuting lights are tested to be fully submersible in 1 meter of water for 30 minutesDesigned and Assembled in CaliforniaBacked by Light & Motion's 2 Year Warranty and Enhanced Experience GuaranteeIf fitting to a Shimano STEPS system that doesn?t have lights already fitted, you will probably also need part SMDUE01BPlease see the downloads section of MadisonB2B for an example of how to fit these lights onto a Ridgeback Electron bike