Model:SDF-180W Dimension: 1304×560×1365mm Voltage:220V/50Hz Cautions (1)The unit should be placed on stable location. (2)The user should install Primary Disconnecting Device and leakage protection in fixed power switch before using. The other object cannot be put around the switch for safe operation. (3)The operation voltage should be the same with the power supply. The power voltage difference cannot be beyond ±10%.If the local voltage is unstable, a suitable stabilizer is required. (4)The earthing wire of the unit (the yellow and green wire) which was leading out with power wire should be connected with earthing wire which was measured up safety in power line unfailingly. (5)The equipotential grounded circuit are set in the backside of the unit. The copper wire not less than 2.5mm2 can be used for connection with earthing which was measured up safety. Warning:Use only one independent power socket for the case. Be sure it to earth properly. Warning: This equipment must be earthed. And the earth wire is strictly forbid to connect pipes such as water pipe, gas pipe, warm air pipe and so on, otherwise serious consequence may occur. (6)All the electricity connection and installation should be done by qualified electrician. (7)This equipment is not equipped to be used by unwell, unresponsive or mentally disturbed people, including children, unless under the guidance or help of persons who are responsible for their security. Keep an eye on children and keep them away from playing around the equipment.