Specification: Model: 1769-BA/1747-BA Battery Voltage: 3V Capacity: 1000mAh Size: 60x35x35mm Weight: 15g Feature: High density, high capacity, low self-discharge rate, wide temperature range (-40+85 c), good durability Application: CNC machine tools, servo, programmer, PLC, CNC, injection molding machine, printing machine, touch screen, electricity meter etc. Package Included: 4 Pack of 1769-BA/1747-BA Battery