SGZ815 A/B/C are the local in-wall switch comes with one, two, and three gang control types. Its enclosure is designed to replace conventional junction box installation wall switches. The switches on SGZ815 allows user to switch on/off electrical appliances that is attached at its AC outputs. SGZ815 enables users to switch locally and switch wirelessly via paired ON/OFF ZigBee remote controller, smart phone, or PC. Remote energy monitoring is made possible with its built-in energy sensing mechanism. It can be used along side with PC based software ZiG-SMART to achieve smart home functions such as scheduler, mode of operation, and scenes.