2Pcs TTGO 433Mhz LORA SX1278 ESP32 0.96 OLED Display Module LILYGO for Arduino - products that work with official Arduino boards ep7 enables robust network nodes to

enables robust network nodes to be built with low total bill-of-material costs and highly suited for ultralow power consumption systems

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2Pcs TTGO 433Mhz LORA SX1278 ESP32 0.96 OLED Display Module LILYGO for Arduino - products that work with official Arduino boards ep7 enables robust network nodes toProduct Description: The 433MHz antenna must be used in conjunction with the IPEX interface (if the antenna is not connected, it may damage the LoRa chip)Lithium battery charging and discharging circuit, when the battery is full, the blue LED will stop working. When using, pay attention to the positive and negative of the battery, otherwise it will be damaged. Using the IO port touch screen touch signal input, you need to add the 100nF pull down