Input: 100V ~ 240V AC, 47 ~ 63 Hz Output: 12V DC / 3.75A Max output power: 45W Operating temperature: 0 ~ 40 degree C Over voltage protection Applied to telecommunication, computer peripheral / lan & hub / test & industrial equipment / medical instrument / business machine Dimension: 52.50 x 34.00 x 119.50 mm UL, TUV, CB, PSE, CE approved