SONOFF RE5V1C - 5V wifi inching/selflock relay module

Long story in short, it's a 5V wifi inching/selflock relay module by SONOFF. Just like a standard SONOFF switch, you can use it to work with eWelink app, Amazon Alexa, Google Home, IFTTT..etc. The 5VDC input, nano size and dry-contact output makes it different from traditional SONOFF product, there are two working modes for the product: inching mode and self-locking mode. users can switch these two modes on eWeLink app.when the module is switched to the self-locking mode, users can turn on/off the connected appliance instantly. when the module is switched to the inching mode, users can press the ON/OFF toggle button to turn on or off connected devices. The product enables remote control of home appliances through the mobile application eWeLink, available on both Android and iOS. Supported functions include: Remote turn on/off Timing Schedules Device Sharing Group Management Works with Amazon Echo, Echo Dot, Amazon Tap Works with Google Home, Google Nest Works with IFTTT Specification Power Supply: 5V DC Dry contact output Max Current: 10A Humidity: 5%-90%RH, Non-condensing Operating Temperature: 0ºC-40ºC(32°F-104°F) Nano size: 34.5*25*19mm Features Supports status tracking: device status is timely provided to eWeLink. Supports max 8 enabled scheduled/countdown/loop timers. Works with Amazon Echo, Echo Dot, Amazon Tap Works with Google Home, Google Home Mini, Google Nest Works with IFTTT Application Guide: click here. Wiring: