NEWRUIKE XCRK305D DC power supply.
This is a laboratory power supply with an adjustable output of 0-30V DC and 0-5A.
It is used for various applications such as product aging, R&D testing, and in school and college labs.
The power supply features a digital display for voltage and current, and has protection mechanisms against short circuits, over-voltage, and over-temperature.
The device has an input of 220V/50Hz.