1. Working voltage: DC 3.3 - 5V 2. Material: FR-4 3. Measurement range: 0 to 50 Celsius, 20 to 90 percent RH 4. Accuracy of measurement: measurement error of up to plus or minus 2 Celsius, plus or minus 5 percent RH 5. Resolution: 1 Celsius, 1 percent RH 6. Fixed screw hole for easy installation 7. For Arduino study and experiment 8. It is easy to use
