The bontrager flare r usb rear light is an eye catching tail light that has your back going through some busy traffic of dark non lit roads make every ride safer with the flare r and the safety of 65 lumens of visibility the balanced optics allow for a wide beam and also focused light beams for optimum lighting designed for day and night powerful compact and rechargeable flare r is the first light to be designed from the ground up for daylight visibility the light boasts a wide ranging 2