Small design Switching Actuator 230VAC/10A with local 230Vac input. Easy to use with existing wall switches, control lights in stairways and hallways, switch lights directly with Motion sensors and twilight switches. Small design for installation behind switches, retractive switches, Motion sensors, wall sockets or in junction boxes. Suitable for high switching performance to switch a variety of loads such as lighting, ventilation, heating, etc. . Like a standard Binary Input Device the local input can also be assigned to other devices to send switching signals.