Seeed Studio SenseCAP ORCH S4 Weather Sensor is a four-in-one compact weather instrument that is designed for professional environmental monitoring applications. This weather sensor measures and provides reliable data for the parameters of air temperature, humidity, barometric pressure, and light intensity even in extreme environmental conditions. The SenseCAP ORCH S4 sensor supports both MODBUS (MODBUS-RTU/MODBUS-ASCII) and SDI-12 protocols and offers ultra-low power consumption, high reliability, and superior stability. This device is particularly suitable for IoT scenarios such as greenhouse and outdoor farming. Other typical applications include smart agriculture, smart city, smart building, and environmental monitoring.