Serfas ESC-350 E-Lume Combo 350/15 Shoe Gender_Mens or simply enjoying a leisurely

or simply enjoying a leisurely ride

Made from a durable plastic

you’ll find yourself out for hours on end

Up to 72 hours in Femto mode keeps the lights burning

+/- 5% accurate power readings

Serfas ESC-350 E-Lume Combo 350/15 Shoe Gender_Mens or simply enjoying a leisurelyUSL 350 E Lume 350: Features: Daytime Flash Mode Up To 80 Hrs Runtime Extruded Aluminum Body Integrated USB Rechargeable Li Ion Battery Backlit Button Indicates Charge Status and Low Battery Handlebar Bracket Specs: Solid Mode: Overdrive 350 Lumens 1. 1 hrs High 250 Lumens 2. 5 hrs Medium 100 Lumens 4. 25 hrs Low 50 Lumens 7 hrs Flash Mode: Daytime 350 Lumens 45 hrs Low 50 Lumens 18 hrs Size: 88. 5mm L x 31mm W x 22. 6mm H (3. 48 L x 1. 22 W x 0. 90