High current discharge - increased power and performance. Rubber over-molded base - protects delicate surfaces from marring. Sturdy base - allows M12 tools to easily stand. Compact and lightweight - smaller and lighter than NiCd batteries. M12 Compatibility - compatible with most M12 tools and electronics (not compatible with 2320 M12 Plumb Laser and 2290 SUB-SCANNER M12 Cordless Detection Tool ) Improving run-time, power and speed; the new M12 XC High Capacity LITHIUM-ION Battery can provide 2X the run-time and increased performance in M12 tools. At only 2-1/2" wide and 3-1/2" long, the battery provides a durable and stable base for tools to stand upright. Rubber over-mold was also added for shock absorption and to protect finished surfaces from marring when tools are placed on them. Comes with a 2 year warranty.