From energy savings to data privacy, Sensi gives you full control of your home HVAC. And it earns top marks from consumers each step of the way-with the top-rated mobile app, easy DIY installation, glass LCD touchscreen display, and the support of a dedicated customer service team of HVAC experts. You can even pair your Sensi Touch 2 with up to 15 Sensi room sensors (sold separately) to help reduce hot and cold spots throughout your home, prioritizing temperatures where you need it the most.