ultrasonic machine facial massager wrinkle removal test with water video

one of our customers buy many of our ultrasonic machine for distribution, he ordered many probes for replacement as well.  He said some probes are weaker than the best, I made a test on these probes before ship to him. as the video showing, all are working good as requirements.

The probes are used on our machine AU-8205 ultroanice facial massager wrinkle removal machine. this machine is suitbale for both 1.1 MHz probes and 3.0mhz probes.

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