The lezyne ktv2 drive pair is a compact high visibility led safety light set the front roduces 70 lumen in solid mode clip on system provides versatile strap or clip mounting co mold body design makes this light waterproof and durable side visibility lens design to provide 180 degrees of visibility intelligent power indicator leds monitor battery power and charging status integrated usb stick makes recharging convenient and cable free available individually or as frontrear pair with ktv