Makita's wireless lithium-ion radio, No. LXRM03B, comes as part of the 18V cordless series, powered by one fast-charging 18V Lithium-Ion battery. Features rich sound and increased compatibility, featuring two auxiliary ports for MP3/iPod compatibility. Delivers rich stereo sound from two powerful 3" side-firing speakers. The radio can be powered by any Makita pod- or slide-style battery, including up to 16 hours of run time with the fast-charging 18V LXT Lithium-Ion battery (sold separately). Engineered to stand up against harsh jobsite conditions pairing protective bumpers and water-resistant construction, according to the manufacturer.