This Honeywell wireless remote with overlay is a high-tech device designed to control and manage your home's heating, ventilation, and air conditioning (HVAC) system. It utilizes REDLINK technology, a proprietary wireless protocol developed by Honeywell, which ensures secure and uninterrupted communication between the remote and the HVAC system. The remote features an overlay function that allows users to customize the interface according to their preferences. It operates on a frequency of 2.4 GHz, ensuring optimal performance even in large homes or buildings. The device is powered by two AA batteries and has a sleek, compact design for easy handling and storage.