The internal batteries built in the Zelio Smart Relays have the following characteristics:
●Chemistry of battery: Manganese Dioxide Lithium
●Voltage: 3V
●Capacity: 220mAh
●Power: 660mWh
●Battery: CR2032
Beware that Schneider Electric can change the model and brand of the batteries used in the Zelio Logic Smart Relays.
Note :The battery fitted in the Zelio Smart Relays is soldered in place and is therefore NOT replaceable. Any attempt to open the casing or change this battery would invalidate the warranty.
The only way to fix this issue is to return or replace the unit, depending on whether or not it's within warranty.