Specification Power Source 3 x 1 5V AA Alkaline batteries Not included Standby Current 6μA minimum Protection Level IP20Operating Temperature 0 50℃Surface Temperature Max 90℃ at radiator Connection M30x1 5mmLinear Stroke 6mmDimensions Width x Height x Depth 52 4mm x 97 4mm x 52 4mmFeatures 1 Remote Control Thanks to the MOES app users can remotely monitor and control the operation status of the thermostat valve anytime anywhere 2 Voice Control Supports voice control via Alexa and Google Home enabling hands free temperature adjustability 3 Timing Function The device enables weekly programming set as per individual s needs and habits allowing automatic time adjustment of room temperature 4 Energy Saving The device automatically adjusts the operating of the heating system based on the interior temperature preventing energy waste 5 Visible Display The device comes with a display screen visualizing room temperature and other information allowing users an easy understanding of the current environmental conditions Package Include 1x Smart Thermostatic Radiator Valve1x Screws Pack1x Adapters Pack