How much does this cost to the nearest dollar?

Mini Digital Thermometer 2-Pack Hygrometer Indoor Humidity Monitor Temperature Humidity Gauge Meter with Fahrenheit (℉) for Humidors, Greenhouse, Garden, Cellar, Closet, Fridge Etc by DWEPTU
EASY TO INSTALL Mini Digital Hygrometer Thermometer easily knows the current humidity and temperature, Embedded opening size inch) or fixed with double-sided tape, Spare double-sided tape is included in the package. High Precision Display Indoor Thermometer Hygrometer Temperature measurement accuracy ±1℉; Humidity measurement accuracy ±2%RH. WIDE TEMPERATURE TEST Indoor Thermometer Hygrometer Temperature measuring range ; Humidity measuring range Two in One Mini Digital Hygrometer Thermometer is 2in1 meter with built-in probe; digital electronic thermometer

Price is $7.00
Price: $6.98