Tty441 meteorological temperature and humidity control chip
Product Description:
Integrating indoor thermometer / Outdoor Thermometer / hygrometer / clock, it is suitable for various purposes to understand the climate change at that time.
It is very helpful to know the weather change and air condition
Features:
1. Working voltage range: 2.4V – 3.6V
2. Temperature range:
-Temperature: - 50 ℃ - 70 ℃ ゴ - 58 ℉ - 158 ℉
-Display accuracy ± 0.1 ° C or ± 0.1 ° f
-Accuracy ± 1 ° C or ± 2 ° f
3. Humidity range:
-Humidity: 5% - 95% RH
-Accuracy ± 5% RH (@ 40% - 80%)
4. Automatically record the maximum and minimum values of temperature / humidity
5. Low voltage alarm function
6. Temperature and humidity sampling time 10s / 1 on
7. Clock display 12 hours / 24 hours can be stepped
8. Timing alarm function
9. Step change at ° C / ° f
10. Key tone function
11. 3 step change switches, 8 buttons
12. El backlight output
13. Buzzer sound 4kHz warning output
14. Battery life: more than one year ゴ A4 alkaline battery * 2 サ