The Tado° Smart Radiator Thermostat For Vertical Mounting in a 2 pack helps to control your heating from anywhere with the tado° app, providing you with a valuable smart addition for your home. Ability to integrate intelligent skills such as Geofencing, Open Window Detection, and Weather Adaptation, you can save up to 31% on your heating bill with amazing smart technology. With additional features such as smart schedule and multi-room control; you can control the temperature of individual rooms automatically, whilst also setting up a schedule, to make sure your room temperature is always at your desired level. Works with all standard radiators with thermostatic radiator valves (vertical mounting), making the Smart Radiator Thermostat Starter Kit V3+ For Vertical Mounting in a 2 pack makes the perfect smart technology for your home, when you don’t have a boiler but have radiators. Features and Benefits Air Comfort Skill - Provides insights about your home’s air freshness & outdoor air quality, whilst helping to maintain a healthy climate at home. Geolocation control - uses your phone’s location to control your heating and saves when everyone is away, whilst pre-heating when it detects the first person returning home. Compatible - Home integration & voice control with Amazon Alexa, Apple HomeKit, Google Assistant, & IFTTT. Control from anywhere - Full access from anywhere and anytime via smartphone, tablet or computer. Inclusion of weather forecasts - tado° automatically adapts your heating to the current weather in order to heat most efficiently. 2 Tado° Smart Radiator Thermostats For Vertical Mounting - You can manage multiple radiators in your home. Specification Power supply: 5-36V DC 0.2A / 4.5V DC - (3xAAA batteries, 1,200 mAh). Pack of 2 Tado° Smart Radiator Thermostats For Vertical Mounting. Interface: LED matrix 10 x 19 LEDs, 32 x 20 mm / buttons: 2x capacitive touch, 1x mechanical. Sensors: temperature / humidity / ambient light Dimensions (H x W x D):Smart Thermostat 104 x 104 x 19 mm / Internet Bridge 81 x 27 x 22 mm / Full packaging: 175 × 175 × 116 mm Smart Schedule. Multi-room Control. Hot water control. 2-year limited warranty. Insightful reports. Batteries Required: 3 AA Colour: White. Multi-language support: English, German, French, Italian, Spanish, Dutch. Box contains Smart Thermostat, 3 AAA batteries, Sticky Pads and Mounting material.