BS 1 Set 433MHz Wireless Module Kit - 100 Meters , ASK Transmitter STX882 + Receiver SRX882 + 2 Pcs Copper Spring Antenna

BS 1 Set 433MHz Wireless Module Kit - 100 Meters , ASK Transmitter STX882 + Receiver SRX882 + 2 Pcs Copper Spring Antenna

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