Fisher M6163 Baby Monitor replacement  battery Replaces  Batteries   FITS Following Devices Fisher  M6163   This battery is designed  with a capacity of 1500 , it is manufactured by our ISO 9001 certified supplier to a very high standard. Please note some of our extended batteries may be supplied with a rear cover to facilitate the greater capacity which may hinder fitting in any holders you may have. As we supply a very large range of batteries we cannot always have stocks of the slower moving lines as batteries have a shelf life and we insist on quality control for our customers, which may mean slightly delayed shipment date, where this is necessary you will be advised by email. Battery Type: Ni-MH Battery Voltage: 2.4v Battery Capacity: 1500