0:02
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Electric toothbrush - Buzzing, on/off
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0:02
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Electric toothbrush - Buzzing, on/off
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0:16
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Electric toothbrush - Buzzing, on/off
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0:04
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Servo motor element - electric toothbrush operation, high pressur/stress (18).
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0:11
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Servo motor element - electric toothbrush operation, high pressur/stress (16).
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0:03
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Servo motor element - electric toothbrush operation, high pressur/stress (17).
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0:18
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Servo motor element - electric toothbrush operation, high pressur/stress (11).
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0:03
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Servo motor element - electric toothbrush operation, high pressur/stress (12).
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0:03
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Servo motor element - electric toothbrush operation, high pressur/stress (13).
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0:11
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Servo motor element - electric toothbrush operation, high pressur/stress (14).
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