Overview:
The 5V DC input, nano size and dry-contact output makes it different from traditional SONOFF product, this product is a wireless switch supports inching /self-locking mode. Users can add the device to the APP eWeLink in order to remotely control connected home appliances or devices.

Features:
* Low Power Supply: DC 5V low voltage input. Dry contact output.
* App Support: Free iOS and Android mobile App eWeLink.
* Remote ON/OFF: Turn electrical devices on/off from anywhere.
* Sync Status: Real-time device status provided to APP.
* Timing Function: Set scheduled/countdown timers to turn on/off at specified time.
* Share Control: Control your smart home together with your family
* Scene: Turn on/off a gang of devices with one tap.
* Smart Scene: Triggered on/off by temp, hum or other environmental conditions from sensor.
* Voice Control: Compatibility perfectly with Amazon Alexa, Google Assistant, IFTTT, Google Nest.
* LAN Control: Turn on/off the device even when WiFi has no Internet access.
* Nano Size, take up little space.

Two Working Modes:
(1) Self-locking mode:
When the module is switched to self-locking mode, users can turn on/off the connected appliance instantly.
(2) Inching mode:
When the module is switched to inching mode, users can press on/off toggle button to turn on or off connected device.There have two wiring ways to select:
Turn on 1s and then auto-off
Turn off 1s and then auto-on

Specification:
Voltage Input: DC 5V
Transmission mode: Wi-Fi communication
Wireless Standard: 802.11 b/g/n
Working Modes: APP/Voice/LAN Control
APP Platform: free eWeLink for Android, iOS
Controlled lines: 1
Humidity: 5%-90%RH, Non-condensing
Operating Temperature: -20C-70C
Enclosure Material: Fire-retardant ABS

Package Information:
Package Size: Approx. 15 * 8 * 6 cm / 5.9 * 3.1 * 2.4in
Package Weight: Approx. 15g/0.53oz(1pcs),30g/1.1oz(2pcs)
45g/1.58oz(3pcs),60g/2.1oz(4pcs),75g/2.6oz(5pcs)

Packing List:
1/2/3/4/5 * WIFI Relay Module