The Makita DMR107 Jobsite Radio works from mains power or from your power tool batteries and comes complete with AC power adaptor (batteries sold separately). The DMR107 Radio has been designed to cope with rough treatment on the jobsite. In the working environment it's a tough life for a radio but with rubber bumpers on all four corners and two vertical metal bars on the front to protect the controls you wont have any worries. The DMR107 has a dust and showerproof construction and an unbelievable sound thanks to the twin 76mm speakers and powerful amplifier. No matter how dusty and noisy the workplace gets, you'll still be able hear your favourite tunes.