
High-Accuracy Lora Nb-IoT RS485 Wireless Pressure Sensing Device with Real-Time Monitoring Sensor. IP68 Waterproof Design: Suitable for harsh indoor and outdoor environments with robust protection. Long Battery Life: Equipped with large capacity lithium thionyl chloride battery lasting over 3 years. Flexible Communication: Supports 4G or NB-IoT with MQTT/COAP/LWM2M protocols for reliable data transmission. Data Storage Function: Ensures data is not lost even during network failures. Easy Parameter Config: Paired with easy parameter configuration software for flexible adjustments. Wide Temperature Range: Silicon piezoresistive sensor with stainless steel diaphragm for stable operation. Customizable Options: Measurement range and sampling interval are customizable upon request.