The SRW-03 roller shutter controller allows you to control roller shutters remotely using the built-in Wi-Fi receiver and external cloud. You can check the position of the roller shutter. You can also close or open it remotely. With the schedules saved in the cloud, you can control your roller shutters automatically at specific times and on selected days. SRW-03 features an additional channel that allows you to turn an electrical appliance on or off.