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(An automatic switch for automatic regulation, with self-lock function, allows safety and circuit conversion. 2) Transmitter. 1 Wireless Circuit Board Relay Receiver. 315/ MHz frequency ensure sensitive and strong signal receiving and transmission.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.