Reliably recognizes the presence of people by detecting even Smallest movements (e.g. Hand movements on a keyboard) The integrated brightness sensor detects also the light intensity for actions that are being triggered at twilight or night-time (switching on the lights if motion is detected, for example) In connection with other Homematic IP devices, e.g. An alarm can be triggered or the light can be switched on Automatic sensitivity adjustment in case of increased room temperatures (e.g. When using a floor heating) for precise motion detection Can be used with the Home Control Access Point in connection with the Homematic IP app (no recurring costs), the Homematic Central Control Unit CCU2 as well as with various partner solutions, Weight: 0.262350092 Pounds, Manufacturer: eQ-3