How much does this cost to the nearest dollar?

Dual Display Digital Thermometer Hygrometer with ℃/℉ Selection, Data Hold and Max/Min Function - Ideal for Indoor and Outdoor Use
PROFESSIONAL AND ACCURATE -Humidity and Temperature Measurement with Accurate measuring humidity range 0% - Temperature range Low Battery Indication,Backlight can see the reading even in a dark environment MAX/MIN Readings & Data hold, Low Battery Indication,Backlight that you can see the reading even in a dark environment SMART HOLD FUNCTION - You can write down the data by pressing the Hold key. So the results will not be lost, which can save your time and energy. LCD DISPLAY ~ Screen shows the testing results, easy to read. Compact and lightweight, easy to carry Brand TEKCOPLUS, Special Feature

Price is $22.00

Price: $21.9