Compact durable and heat dissipating cnc machined aluminium construction the lezyne hecto drive 350 light set has ultrahigh output led delivering up to 350 lumens mode memory function returns to selected mode after turning off 7 combined lumen and flash modes enhanced mor maximum optical reflection lens with built in side visibility integrated cable free recharging usb stick advanced li poly battery for superior run time lezyne hecto drive 350 light set fe