Features: Size (L x W x H) (inches): 5.1 x 3.9 x 1.5. Ripple and Noise (mV p-p): 80. Load Regulation: 0.5%. Line Regulation: 0.5%. Input: 88-264VAC @ 47-63Hz. 5G Vibration. Able to withstand 300VAC surge input for 5 seconds. Short-circuit/overload/overvoltage protection. Certifications: UL/CUL/TUV/CE/CB.