The Craftsman CMCB104 Type 1 12V-20V Max Lithium-Ion Battery Charger is an original OEM product designed to efficiently charge 20V lithium-ion batteries for use in various power tools and workshop equipment. With the trusted Craftsman brand name ensuring quality and compatibility, this charger is a reliable option for maintaining and powering your tools with ease. The lithium-ion battery technology provides long-lasting power for your projects, making it a crucial accessory for any DIY enthusiast or professional craftsman.