Q2S Tail Light Brake Sense USB-C tomcattop logging miles

logging miles

The SRAM RED® XG-1290 cassette progresses fluidly and quickly through a wider range of gears

and move effortlessly through your day

Q: How do I clean the lenses

Q2S Tail Light Brake Sense USB-C tomcattop logging milesBrake Sensing + Auto Light + Vibration DetectionDuring riding, the tail light detects braking through G sensor changes such as braking or vibration. When braking is sensed, the light automatically switches to maximum brightness for about 3 seconds in any mode to warn vehicles and pedestrians behind. Built in light and vibration sensors enable automatic on off: the light turns on in low light conditions, switches off after about 30 seconds of being