This is a Lora 868MHz Shield for TTGO T-SIM7000G Module Unsoldered. It allows data transmission in a certain km through the serial port. By utilizing the new generation LoRa spread spectrum modulation technology, the communication distance of the module is as long as a certain km. Also supports auto repeating to transmit longer. Other features include Wake on Radio, wireless config, carrier sensing, communication key, and so on. The module achieves a longer communication distance, higher rate, lower consumption, better safety, and anti-interference. It is suitable for various applications such as industrial control, smart home, data collection, etc.