Well, we certainly have to do so. At the request of the investor, the goods shall be calibrated and checked at the accreditation center before delivery. According to feedback from the TT3, Volstik 6-133 faulty receiver does not receive the information because the voltage at low voltage (less than 500V) but operate at high voltage (above 500V). They tried to replace a receiver other normal activities. After detailed examination, the faulty receiver is not some functions on the screen. Specifically removal function
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