How much does this cost to the nearest dollar?

TREATLIFE Smart Light Switch Single Pole Smart Switch Works with Alexa, Google Home and SmartThings, 2.4GHz Wi-Fi Timer Light Switch, Neutral Wire Required, No Hub Required, ETL Listed, FCC, 4 Pack
Hassle-free and Secure Installation Easily install Treatlife light switches with clear, step-by-step instructions. Comes with standard size and screwless snap-on wall plates. Requires a neutral wire, but no hub is needed. Only works with 2.4GHz WiFi. Max Power 1250W. Output Current 10A. FCC certified for safety. Voice-Activated Lighting Experience the ultimate convenience of controlling your home lights with just your voice. Our wifi switches for lights seamlessly integrate with Amazon Alexa, Google Assistant, and SmartThings, perfect for

Price is $42.00
Price: $41.99