... size(mm)300*200*200400*300*300500*400*400600*500*400800*600*500Power(W)30060090012001800Ultrasonic Frequency(Khz)20,28 ... function and accessories are according to customer`s requirements.2.Ultrasonic transducer: immersible base mounted, side mounted , BLT base ... , non-digital type. having sweep mode having pulse mode ultrasonic power, frequency adjustable4. Heating, digital timer, digital temperature ...