Petzl reactik rechargeable headlamp multi beam rechargeable headlamp that is programmable thanks to the mypetzl light mobile app features reactive lighting technology that automatically adapts light intensity to user needs 300 lumens with 300 lumens of power the reactik headlamp offers outdoor enthusiasts a compact intelligent programmable rechargeable solution thanks to the mypetzl light mobile app users may consult their smartphone or tablet at any time to check remaining batte