Original TL-500 Digital Thermometer Hygrometer Humidity & Temperature Tester Wet Bulb Temperature & Dew Point Temperature Tester Price: US$21.99 Free Shipping Buy Now For just US$21.99 , buy TL-500 Digital Thermometer Hygrometer Humidity & Temperature Tester Wet Bulb Temperature & Dew Point Temperature Tester from the China wholesale webshop. Buy Now you can track your packages after an order has shipped.