Blue LED Temperature Meter -50~110 Degree C Detector Sensor Probe 12V Digital Thermometer Monitor Tester Raspberry Pi Metal Aluminium Case with Double Fans for Raspberry Pi 4B (Black) For simple on-off control without

For simple on-off control without PWM

use digitalWrite() and digitalRead() functions for basic on-off control

The module consumes approximately 2mA in idle sleep mode

4GHz Wi-Fi network and enter the password

low-power wireless connectivity for distributed sensor networks and remote data acquisition systems where WiFi and cellular coverage are unavailable or impractical

Blue LED Temperature Meter -50~110 Degree C Detector Sensor Probe 12V Digital Thermometer Monitor Tester Raspberry Pi Metal Aluminium Case with Double Fans for Raspberry Pi 4B (Black) For simple on-off control withoutBlue LED Temperature Meter 50~110 Degree C Detector Sensor Probe 12V Digital Thermometer Monitor Tester