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its wake up time and connections are much faster
The Arduino IO expansion shield is the best match for this sound senor connecting to your Arduino
It also has a high sensitivity to both wet and dry fingerprint recognition
It suits applications which require high RF performance
DHT22 Temperature-Humidity Sensor OV9281 its wake up time andOverview This is a calibrated digital temperature and humidity module with onboard sensor DHT22, which features higher accuracy and wider measuring range than DHT11. It can be used for detecting ambient temperature and humidity, through the standard single wire interface. Specifications TemperatureResolution : 0. 1CAccuracy : 0. 5Measuring range : 40C ~ 80C HumidityResolution : 0. 1%RHAccuracy : 2%RH (25C)Measuring range : 0%RH ~ 99. 9%RH Operating
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