DFRobot Gravity I2C Oxygen Sensor - 0-25% O2 Concentration slotted optical switch This feature is crucial for

This feature is crucial for projects that require precise sound measurement

then these nifty hammer headers from Pimoroni might be just what you need

These header pins have also been conveniently placed so that the module can be inserted face down into standard 0

This ethernet module uses the Wiznet W5100 ethernet chip

Product Temperature Infrared Thermometer Module Measurement Range -33~220°C / -27~428°F Operating Range -10~50°C / 14~122°F Full Range Accuracy #AC +/-2%

DFRobot Gravity I2C Oxygen Sensor - 0-25% O2 Concentration slotted optical switch This feature is crucial forAdd Reliable Oxygen Sensor I2C Gravity by DFRobot Sensing to Your Next Build The Gravity: I2C Oxygen Sensor is based on electrochemical principles and it can measure the ambient O2 concentration accurately and conveniently. With high anti interference ability, high stability, and high sensitivity, this Arduino compatible oxygen sensor can be widely applied to fields like portable devices, air quality monitoring devices, and industries, mines,