... ): 15.5 x 27.0mm Weight: 13.0g Application: Electronic (Water, Gas) Meter, PLC memory backup, alarm & Security system, Measuring appliance Model ... .026.2× 50.0102000 .... li ion battery Lithi 3V160-5000mah Electronic (Water, Gas) Meter, PLC memory backup, alarm & Security system, Measuring battery