This is good quality mini DC power supply.
Features:
Top performance cost ratio
High power density, smallest and compact
Aluminum shell, lower EMI
The microprocessor(MCU) control
Using Encoder to set the voltage and current
Four digital volt meter and three digital current meter
The current meter displays mA automatically when current belows 1A
High efficiency, up to 88%
Low Ripple & Noise: <= 30 mVp-p
Output ON/OFF
Watt switch
Intelligent protection: Tracking OVP, Tracking OCP, OTP, Output short circuit protection