The WPB 36 LTX BL 230 is a 9-in. cordless angle grinder that can tackle many cutting and grinding applications that normally require a corded tool. It features an electronic braking system that can stop the wheel in three seconds, as well as a soft start and a non-locking paddle switch. It runs on a 36-volt, 5.2 amp-hour lithium-ion battery. Metabo USA; www.metabo.com