Makita BMR100W 18-Volt LXT Lithium-Ion Cordless FM/AM Job Site Radio Delivers rich stereo sound from two powerful 3.25-inch side-firing speakers 10 pre-set FM/AM buttons and MP3 compatibly Protective bumper design for added durability Makita compact lithium-ion battery and Energy Star rated 15-minute rapid optimum charger produces 430 percent total lifetime work with 2.5 times more cycle 3-year warranty on radio