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54 mm hole spacing
RED – Positive
making it a versatile 10 inch raspberry pi screen for multiple development platforms
5V~12V TTL control signal for DC/AC control
DHT11 Humidity and Temperature Sensor HCSR04 54 mm hole spacingDHT11 Humidity and Temperature Sensor The DHT 11 Digital Temperature And Humidity Sensor is a basic, ultra low cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air and spits out a digital signal on the data pin (no analog input pins needed). It's fairly simple to use but requires careful timing to grab data. The only real downside of this sensor is you can only get new data
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