· COMPATIBILITY:Fits all EcoBee models, EcoBee3, EcoBee3 Lite, EcoBee4, (2019 latest version)· PACKAGE INLCUDES:1 PC of Cover Plate (Black), 5 PCS of Expansion Tube and 5 PCS of Screws.The dimension of this cover plate is 6.35 x 6.35 inches (16.45 x 16.45cm)· PREMIUM QUALITY:Made from durable plastic, this wall mounting plate offers long-lasting strength, a smooth finish, and elegant shine· FUNCTONALITY:Durable design covers old marks, saving time on repainting or repairs, while adding vintage charm to your Ecobee Smart Thermostat· EASY INSTALLATION:Installs in just a few minutes, enhances your thermostat's aesthetic appeal, and is effortlessly cleanable