There are mounting holes fixed in the four corners to prevent the product from powering off due to exercise/vibration. The straight hole of the fixing hole is 3.2mm.
Universal Input Voltage: 85-264V AC or DC 110-370V
High efficiency, high power density, low output ripple noise.
High input and output isolation
Over current protection, short circuit protection and over temperature protection.
Output is built in LC, Pi filter, external filter circuit.
Quick start, 220VAC input activates time to 300ms