3V CR2450 Lithium Coin Battery with 2" Leads This battery can be used with anything from personal computers, workstations and test equipment to telephones, copiers and remotes. Features Battery Type: CR2450 coin cell with 2" wire leads Lithium Manganese Dioxide Output: 3V Typical capacity: 550 mAh Dimensions: 0.95" diameter x 0.2" thick