The AIOT-SD-202 Soap Foam Dispenser Sensor offers advanced features to enhance washroom management efficiency. It provides continuous monitoring of soap levels, ensuring timely replenishment and preventing shortages. The sensor generates shortage alarms, alerting cleaning staff immediately when the soap volume falls below the set threshold. Utilizing cloud computing, it processes data efficiently and ensures accurate, real-time updates. Its robust connectivity enables seamless integration with IoT gateways via the Lora wireless transmission module, facilitating smooth communication within the management system. This sensor significantly improves the user experience by ensuring that soap dispensers are always adequately stocked.