đăAC power 110VăPower supply:110VÂą10%, 50Hzď˝Input Power: 130VA (not battery powered), It can work 48 hours nonstop. | đăPortable Designă:The item is about 13.23 pounds, small size, light weight, and handle groove design is convenient to move the machine. Suitable for family and travel use.Less than 60dB, will not affect sleep . | đăEasy to Operateă:High-definition LED large screen design, Intelligent voice broadcast, Timing function. | đăCompletly AccessoriesăIt with all the accessories you need, no need to purchase separately! | đăQuality Assuranceă: If there is any quality problem, returned and exchanged within one year Unconditional.