: Use The Unarchiver or Keka , both available on the App Store.

Based on the file extension and name, this is a compressed archive containing documentation for a power supply or power source. Here is a general guide on how to handle, open, and safely use the contents of this file: 📦 What is a .7z File?

: The required voltage (AC or DC) and frequency the power source needs to operate.

Because archive files can sometimes harbor malware, follow these steps before opening: