Specifications:
Power: 50W
Input voltage : AC220v +-15% DC
output voltage :12V 20A

Pinout :
L = Input AC ( Life ) (Normally Blue/Black wire)
N =Input AC ( Neutral ) (Normally Brown/Red Wire)
E(GND) = Input AC (Ground ) ( Normally Yellow/Green)
-V = DC Output (Ground /Cathode)
+V = DC Output ( Positive / Anode)