24 V buffer battery for emergency...
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Convenience: operation during power failures guaranteed by the PR1 buffer battery housed inside the control unit, which can be connected using a convenient plug-in connector.
Mhouse won’t let you down even during black-outs: at least ten opening and closing manoeuvres guaranteed.
Incorporated control unit: it controls batteries recharging, extending their life and always providing for the maximum charge when a black out happens.