Control up to four devices independently with this smart switch module, enabling separate operation of lights, fans, or appliances from anywhere via the companion app. Three working modes give you flexible control: - Self-locking for continuous operation - Interlocking for synchronized on/off - Inching mode for automatic shut-off after a preset interval Wide compatibility for easy smart home integration: - Works with 2.4GHz WiFi networks - Compatible with smart home systems for voice control integration - Transforms ordinary electrical equipment into intelligent connected devices High capacity performance: - 4CH R3 rated up to 2kW (10A) - 4CH PRO R3 rated up to 3kW (30A) - Suitable for a wide range of household and commercial equipment Use scenarios: - Living room or bedroom: independently control lights and a ceiling fan via the app, with options to set self-locking or inching modes for convenience and energy savings. - Small office or conference room: synchronize lighting with projectors or A/V gear, or run devices independently to simplify room setup. - Workshop or small business: manage power to tools and appliances up to the rated 2kW/3kW, using inching mode to auto-shutoff after a set interval for safety.