AC-PS. The YALE Smart Home Power Switch is wireless with a 200m range and is compatible with the Yale Sync Smart Home Alarm systems. It is designed to help give maximum peace of mind to the user, as it can not only be used to control the Sync Alarm System devices, but can also be programmed to switch on and off various household appliances such as lamps or the radio. It is easy to set up and comes complete with a 2 year manufacturer's guarantee.. Pairs with Yale Sync Smart Home Alarms. Easy to set up. Control your home appliances as well as your security via your smartphone.