The Honeywell C7189U1005 Remote Indoor Temperature Sensor in white is a programmable thermostat compatible with Honeywell VisionPRO models. It features a wall-mounted rectangular design with a 24V corded electric power source. The sleek white plastic sensor comes with anti-island protection and supports two cool stages. With remote control style and smart home compatibility, this indoor temperature sensor is a convenient addition to any home for efficient heating and cooling control.