* 150 lumen headlight with 8 modes, 50 lumen tail light with 8 modes, engineered for use on roads and commuting* Both feature Enhanced Cycling Optics™ that expands your visibility with an extra wide and long range beam compared to conventional lighting optics* USB rechargeable internal headlight battery lasts up to 24 hours, and tail light lasts 65 hours* Low profile, water resistant design only weighs 30 grams per light* Built-in 24/7 Safety Technology® gives you a powerful selection of night and day modes, headlight features 8 modes, tail light features 8 modes* Both feature SteadyPulse® mode to alert motorists with attention grabbing pulses while its overlapping steady beam constantly lights the way at night* Both feature daytime flashes to make you stand out in broad daylight with lightning-like flashes* Both feature Adaptive Flash Technology® , sensing day and night, automatically switching to the optimal flash mode* 30g / 30g