Exposure Boost-R 3 ReAKT Rear Light

Exposure's long-running rear light for daily riding and long days out. The Boost-R 3 gives 200 lumens in flash and 75 in constant, with up to 70 hours of runtime from a 45g aluminium body. ReAKT flares the light under braking and adjusts to ambient light, and Peloton mode dims it for the rider behind in a group. 200 lumens flash / 75 lumens constant, 6–70 hours runtime ReAKT braking and ambient-light sensing, Peloton mode DayBright pulse, 270° side visibility USB-C charging, quarter-turn locking bracket IP67 waterproof, IK09 impact rated, 45g In the box: Boost-R 3 ReAKT, seatpost bracket, USB-C charge cable.