Z815 L/M is the local in-wall dimmable switch comes with one and two gang control types having 256 controllable AC output level circuits. Its enclosure is designed to replace conventional junction box installation type wall switches. The switches on Z815 allow user to switch on/off electrical appliances that is attached at its AC outputs. Not only that Z815 enables user to switch locally but also wirelessly via paired ON/OFF/Level ZigBee enabled remote controller, via smart phone, remote PC and even through other means of IOT network integration. Remote energy consumption monitoring is made possible with its in-built energy sensing mechanism. It can be used along side with PC based ZiG-BUTLER software to achieve smart home user scene such as scheduler, mode of operation, scenes and the most wanted feature -the scheme.