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Soil Hygrometer Humidity Detection Moisture Water Sensor Module
Brand new and high quality. This is a simple water sensor£¬ which can be used to detect soil moisture£¬ Dual output mode£¬ analog output is accurate. A fixed bolt hole for easy installation. With power indicator (red) and digital switching output indicator (green). LM393 comparator chip£¬ stable. Working voltage: 3.3V-5V; With fixed screw hole for easy installation. Widely used in garden£¬ household flowerpot£¬ etc. Great for Arduino DIY.