Product Inf 5VDC input, this product is a wireless switch that supports jog/self-locking mode. Users can add the device to APP eWeLink to remotely control the connected household appliances or devices. Low power-5VDC low voltage input LAN control-even if WiFi cannot access the Internet, you can turn on/off the device App Support – Free iOS and Android mobile app eWeLink Remote on/off-turn on/off electrical equipment anytime, anywhere Synchronization status-real-time device status provided to the app Timing-Set the schedule/countdown timer to turn on/off at the specified time Shared control-control your smart home with your family Scene-One key to turn on/off a bunch of devices Smart scene-trigger on/off by temperature, hum or other environmental conditions of the sensor Compatibility-Perfect match with Amazon Alexa, Google Assistant, IFTTT, Google Nest ormation: