2, 4 amp hour capacity for longer run-time, Easy to operate release latches, The 18V NiCd 2, 4 Ah battery works with all 18V NiCd and V18 tools (excludes models 1108, 3108, 5364 and 6516), Milwaukee uses the highest quality cells for their battery packs, which provides ultimate performance and long life, SKU: ORSNO64390