For MAXELL ER6C AA / F2-40BL 3.6V 1800mAh Battery for Mitsubishi FX PLC w/ Plug
Capacity: 1800mAh. FX, FX1, FX2, FX2C, FX2N. For MITSUBISHI. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.