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RF Sonoff RM433 Remote Control with Base RF Transceiver 2.4G (nRF24L01+) 433MHz RF (UART) Transceiver Module-1km Wireless PS2 Controller (Compatible) Breakout for NRF24L01 with Socket 434MHz RF Transceiver Module (UART)-100m RF 4CH Remote Control Kit (Toggle)
RFID Mifare RC522 RFID Kit Mifare Card RFID Card RFID Key Chain Tag Grove - 125KHz RFID Reader Mifare Reader/Writer CR038 M5Stack RFID MFRC522 Unit
Bluetooth Bluetooth Serial Transceiver HC-05 Bluetooth Serial Transceiver HC06 M5Stack Basic ESP32 Development Kit M5Stack Fire ESP32 Development Kit M5 COMMU Module-RS485 TTL CAN I2C Port M5StickC PSRAM Camera OV2640 2MP M5Stack PM2.5 Air Quality Sensor Kit-PMSA003
Smart Home Sonoff RM433 Remote Control with Base Sonoff SV 5-24VDC WiFi Smart Switch Sonoff TH16 - 15A WiFi RF Smart Switch Sonoff Si7021 - Temperature and Humidity Sensor Module Sonoff S26 - UK Type WiFi Smart Power Socket Adapter Sonoff RM433 - 433MHz Remote Controller Sonoff RFR3 - WiFi DIY Smart RF Control Switch