Kryptonite Avenue F-100/R-50 Cob Light SetSet of Front light Avenue F 100 and Rear light Avenue R 50 Lumen output at high steady: 100 and 50 Total run time at high steady: 2h15min 6 different Mode Function options Avenue F 100: High Steady Meidum Steady Low Steady Daylite Pulse Nitelite Pulse Economical Flash Avenue R 50: High Flash Medium Steady Low Steady Daylite Pulse Nitelite Pulse Economical Flash USB