Adding voltage, amperage, and frequency gauges to a cheap rackmount PDU

I found this product on banggood and couldn’t resist. It seemed like it would be an easy install in one of the many PDUs I have around the garage.

Not an affiliate link or anything like that. Just for the curious!

https://m.banggood.com/Geekcreit-3-in-1-AC-60-500V-100A-Voltmeter-Ammeter-HZ-Hertz-Frequency-Meter-22mm-Digital-Current-Voltage-Amp-Signal-Light-LED-Lamp-Indicator-with-CT-p-1548114.html?rmmds=detail-bottom-alsolike

Here are some photos of the process