Wireless Serial 4 Pin RF Transceiver Modul HC-06 RS232 Backplane Neu
9,56 €
WIFI Wireless Module Adapter Serial Breakout Send Receive AP+STA ESP8266 ESP-01S. Wifi Adapter USB to ESP8266 Serial Module TTL ESP-01 CH340G Developent Board New. KA2284 Power Level Indicator Battery Indicator Audio Level Indicator Module.
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