... -3000W (0-100% adjustable)Frequency: 20-170KHZ (optional)Working voltage: AC 180-265V 50HZEnergy conversion efficiency: 90% aboveMTBF ... small volume,light weight,strong power,stable and reliable working current, continuous and adjustable power, flexible control, unique ... Frequency tracking ensures the machine always in the best working state, being able to maximize the potential of ultrasonic transducer ...