4L 2200W Electric Stainless Steel Jewelry Steam Cleaner Gem Washer Gold and Silver Jewelry Steam Cleaning Machine Goldsmith Tool. Voltage: AC 110V or 220V (optional) Power: 2200W Steam pressure: 4KG Equipment volume: 4L Machine material: 304 stainless steel Outlet temperature: 135 ° C Dimensions: 24.2×34.7×34.2CM Packing size: 48x35x50CM Weight: 12KG. Please drain the remaining water in the pot before starting each time. After draining the remaining water, please add 1L of purified water to the measuring cup. Please keep the purity of the water in the tank 4. Do not turn on the machine when there is sewage in the tank.