The product is a USED Milwaukee 48-59-2808 M28 Volt Li-Ion 18-28 Volt Battery Charger OEM. It is designed to charge one battery at a time, with a maximum voltage of 28 volts. The charger is compact in size, featuring a red color scheme that is consistent with Milwaukee's branding. It is ideal for use with lithium-ion batteries in power tools, providing a reliable and efficient charging solution for various tools and equipment. Used sold as is.