AC/DC Adapter Model: YLA0037B-Syyy150 Technical characteristics: Input: 100-240V~, 50-60Hz, 0.8A Output: Voltage (Vdc): 12.0 or 14.0 Current (A): 1.5 Power (Max. W): 21.0 Other specifications: Class II, IPX4 “yyy” is from120 or 140 which represents the output voltage, 120 represents the output voltage is 12.0V, 140 represents the output voltage is 14.0A.