DECT ULE stands for DECT Ultra Low Energy ; it is the energy-saving variant of the DECT. With a transmission range of up to 250 meters the power requirement is only in the microampere range. Therefore, the DECT ULE standard is particularly suitable for battery-powered devices as they are in use in the field of SmartHome. Devices such as motion detectors and sockets which support the DECT ULE standard can this way communicate without constant change of the batteries. They are also controllable via smartphone and tablet.