Planet Bike Blaze 140 SL & Superflash Turbo bike light set Blaze 140 SL features: Cree XP-E2 LED provides high and low power beam along with Superflash mode Blaze 140 SL features: FL1 Tested - Run times: 5 hrs (high  140 lm), 12 hrs (low - 70 lm) and 64 hrs (Superflash - 140 lm) Blaze 140 SL features:  Amber side lights provide 275 of visibility Superflash Turbo features: High output surface mounted LED plus 2 5mm LEDs provide steady & Turbo flash modes Superflash Turbo features: Run times: 5 hrs (steady  20 lm) and 100 hrs (Turbo flash - 20 lm)