BatteryGuy 3.6 volt 2600 mAh replacement battery for Mitsubishi NC2157H01. Fast nationwide delivery available. It meets or exceeds the Mitsubishi NC2157H01 specifications defined by the Original Equipment Manufacturer, but at a much lower price. (This is one Battery, Please verify quantity needed for your application before ordering). BatteryGuy PLC and Industrial Computer Batteries are Manufactured to Meet or Exceed the Quality of the Original Equipment Manufacturer. Only the Highest Grade of Materials are Used to Manufacture our Batteries, with Safety and Performance in Mind. Please be Aware of Online Pirate Companies Who Make Their Own Batteries With Low Grade Materials or Don't Follow US Lithium Battery Shipping Guidelines, Allowing for Possible Internal and Short Circuit Damages Which Can Cause Fire. Chemistry: Lithium / Dimensions: 0.58" Diameter X 1.99" Long / Connector Type: Wire Leads with Connector / Description: 1 Cell Lithium Battery / Works With: Omron CS1 (CS1W-BAT01) series CPU units and Panasonic VR-004, VR-006, VR-006L, VR-008 robots and industrial manipulators Shelf Life: Approx. 10 Years / Stable voltage and broad temperature range: (-60° to +85°C)