Mr Beams Indoor and Outdoor LightingMr. Beams® line of energy efficient, wireless LED light fixtures launched in 2008 to offer indoor and outdoor LED lighting solutions where you need them most. Motion-sensor activated battery-operated LED lights provide convenient and affordable hands-free lighting anywhere, without an electrician. Battery powered LED lights are energy efficient yet extremely bright and powerful. From ceiling lights to nightlights, Mr Beams extensive, quality product line has numerous applications.