The DEWALT Battery Charger 12V MAX, 20V MAX 20V/60V 8 Amp, 4 Port Fast Charge DCB104 is a high-quality lithium-ion battery charger designed for power tools and workshop equipment. With a 4 Ah battery capacity and 20V voltage, this charger is compatible with DEWALT batteries and offers fast charging capabilities with its 4 port design. The compact and lightweight design, along with its yellow and black color scheme, make it a versatile and efficient tool accessory for any home or garden project.