"Function: 1) Turning speed range approx. 0 s/d 7500 r/min 2) Timing pulse length approx. 0 s/d 9900times/step length 100 3) Pulse length 0-20ms step length 0.1ms 4) Timing approx. 0 s/d 10min 5) System pressure 0 s/d 0.6Mpa 6) Ultrasonic cleaning power approx. 70W 7) Power supply AC220 +-10percent 50/60Hz, 8) Manual book "