Decora Smart Wi-Fi products use an extremely small amount of data and will not affect your Wi-Fi network performance. Opening this article on your phone or web browser used approximately 50 KB of data, while a Decora Smart Wi-Fi Switch sitting idle for a day would use approximately 30 KB. A typical Decora Smart device averages 200 KB per day. To put this in perspective, browsing to Leviton.com home page uses approximately 500 KB. A Decora Smart light switch in a high traffic location with a great deal of on and offs per day may reach 800 KB spread over the entire day. When reviewing data usage, the percentage of data used by a Decora Smart device will be statistically near 0% when compared to the traditional activities of browsing the web, video conferencing, watching videos or checking e-mail.