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RS485 WLan WiFi Bridge Tasmota Modbus EIA-485 RS-485 TCP MQTT HTTP Modul 5-12V

Programmable RS485 ModBus-RTU Communication Meter Micro-Controller Host/Master

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Seeed Studio Ethernet Shield And GPRS Shield

ESP32 Marauder WiFi BT Network Monitor 2.8" Touch Screen RSSI Data Readout