Sonoff RFR2 Wi-Fi Smart Switch with RF Receiver

Key Features
Remote ON/OFF¨CTurn electrical devices on/off from anywhere
App Support ¨CFree iOS and Android mobile App eWeLink
LAN Control ¨CTurn on/off the device even when WiFi has no Internet access
Sync Status¨CReal-time device status provided to App
Timing¨CSet scheduled/countdown/loop timers to turn on/off at specified time
Share Control¨C Control your smart home together with your family
Scene¨CTurn on/off a gang of devices with one tap
Smart Scene¨CTriggered on/off by temp, hum or other environmental conditions from sensor
Compatibility ¨CWorks perfectly with Amazon Alexa, Google Assistant, IFTTT, Google Nest
Description
Home automation is "The Internet of Things". It simply means the way all devices or appliances are networked together to provide users with a seamless control over their home equipment.
Sonoff RF is a household switch which can support Wi-Fi communication with your smartphone from long distance. The Wi-Fi electrical switch transmits data to a cloud platform through the Wi-Fi Router. Users can control the connected appliances remotely var a mobile application - eWeLink. The server of the Sonoff Wi-Fi switch is Amazon AWS global server. As a matter of fact, users around the world can use this smart switch.
Specification
Voltage Input: 90-250V AC(50/60Hz)
Max. Current: 10A
Max. Power: 2200W
Dimensions: 88*38*23mm (L*W*H)
Wireless Standard: 802.11 b/g/n & 433.92MHz RF
Humidity: 5%-90%RH, Non-condensing
Operating Temperature: 0?C-40?C(32¡ãF-104¡ãF)
Enclosure Material: Fire-retardant ABS V0
Weight: 52g
Gang: 1
Color: White
Hardware Overview
Dimension
Product Name Features Input Voltage Max Current Max Power Frequency
Basicr2 1 channel wireless switch 90~250VAC 10A 2200W 2.4GHz
Basicr3 1 channel wireless switch, DIY mode 90~250VAC 10A 2200W 2.4GHz
RFR2 1 Channel 433 RF Wireless Switch 90~250VAC 10A 2200W 2.4Ghz, 433MHz RF
RFR3 1 Channel 433 RF Wireless Switch,DIY mode 90~250VAC 10A 2200W 2.4Ghz, 433MHz RF
Mini 2-way Control, small, DIY mode 100~240VAC 10A 2200W 2.4GHz
Dual Remote Control 2 Devices 90~250VAC 15A 3500W 2.4GHz
Powr2 Follow Real-time Power Consumption 100~240VAC 15A 3500W 2.4GHz
iFan03 Control the Ceiling Fan and Light 100~240VAC 2A(Fan)/3A(light) 480/660W 2.4GHz
TH16 Work with DS18B20 or Si7021 Temperature Sensor 90~250VAC 15A 3500W 2.4GHz
4CH Pro R2 4 Gang WiFi & RF / 3 Working Model 90~250VAC/5~24VDC 10A/Gang 2200W/Gang 2.4GHz, 433MHz RF
S26 Wi-Fi Smart Plug 90~250VAC 10A 2200W 2.4GHz