There’s a new piece of electronics from China on the market now: the USR-HTW Wireless Temperature and Humidity Sensor. The device connects over Wi-Fi and serves up a webpage where the user ca… ...

The sensor works best indoors between 15 and 30 degrees Celsius (59 to 86 Fahrenheit) and when humidity is between 30% and 70%, Apple says on its website.

The sensor is made by Texas Instruments, which calls it a "HDC2010 Humidity and Temperature Digital Sensor," according to TechInsights, a firm that analyses components inside of electronics.