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Easy to carry with a built-in rechargeable lithium battery (approx. for 10h). Relative value of ultrasonic power is displayed and it can be a reference of the cleaning effect. Easy to use only by putting the tip of the probe inside the liquid. Shape of the probe is selectable from the straight type and the L shape type. Check of the transducer condition of the ultrasonic cleaner for quolity control purpose. Experiment at laboratory. |