The device is controlled via a single multi-function button.

* • Important: The high voltage alarm threshold is on the left side, * and the low voltage alarm threshold is on the right side. * WordPress.com

Peacefair Pzem-051 Manual ((hot)) -

The device is controlled via a single multi-function button.

* • Important: The high voltage alarm threshold is on the left side, * and the low voltage alarm threshold is on the right side. * WordPress.com peacefair pzem-051 manual