EdisonBright Fenix BC30R 1600 lumen USB rechargeable Dual Distance Beam Cree LED 5 Mode Bike Bicycle Light with battery, cable, mounting straps, remote switch and AA/AAA alkaline battery sampler pack 1600-lumen instant Burst activation with the remote pressure switch Built-in 5200mAh/3.7V rechargeable battery with Micro-USB charging Digital display of the remaining runtime and battery power Quick-release handlebar mount for easy, secure adjustment of the light's direction Bundle includes EdisonBright AA/AAA alkaline battery sampler pack.(In addition to built in rechargeable battery)