.t-product {background-color: #fff;width: 100%;max-width: 1200px;margin: 0 auto;display: flex;padding: 40px 0;font-family: “PingFangSC-Medium”}.t-product.reverse {flex-direction: row-reverse}.t-product .image {position: relative;flex: 4;text-align: right}.t-product.reverse .image {text-align: left}.t-product .image img {width: 400px;height: auto}.t-product .info {flex: 5;box-sizing: border-box;display: flex;flex-direction: column;justify-content: center}.t-product .info .title {font-size: 28px;line-height: 40px;margin: 0 10% 0 20%;color: #333}.t-product .info .content {font-size: 18px;line-height: 28px;color: #999;margin: 20px 10% 0 20%}@media (max-width: 750px) {.t-product {padding: 0;flex-direction: column !important}.t-product .image {text-align: center !important}.t-product .image img {width: 95.73%}.t-product .info .title {text-align: center;margin: 4vw 10% 0;font-size: 3.7vw;line-height: 5.3vw}.t-product .info .content {text-align: center;font-size: 3.2vw;line-height: 4.3vw;margin: 2.7vw 10% 4vw}}.t-product {background-color: #fff;width: 100%;max-width: 1200px;margin: 0 auto;display: flex;padding: 40px 0;font-family: “PingFangSC-Medium”}.t-product.reverse {flex-direction: row-reverse}.t-product .image {position: relative;flex: 4;text-align: right}.t-product.reverse .image {text-align: left}.t-product .image img {width: 400px;height: auto}.t-product .info {flex: 5;box-sizing: border-box;display: flex;flex-direction: column;justify-content: center}.t-product .info .title {font-size: 28px;line-height: 40px;margin: 0 10% 0 20%;color: #333}.t-product .info .content {font-size: 18px;line-height: 28px;color: #999;margin: 20px 10% 0 20%}@media (max-width: 750px) {.t-product {padding: 0;flex-direction: column !important}.t-product .image {text-align: center !important}.t-product .image img {width: 95.73%}.t-product .info .title {text-align: center;margin: 4vw 10% 0;font-size: 3.7vw;line-height: 5.3vw}.t-product .info .content {text-align: center;font-size: 3.2vw;line-height: 4.3vw;margin: 2.7vw 10% 4vw}}

Ewelink Sonoff Basic/POW/Dual/4CH/TH16/B1/RF Bridge Wifi Switch Timer Intelligent Wireless DIY Switch MQTT COAP Android IOS Remote Control Smart Home
By Sonoff
Features and specifications:
Overview
Home automation is “The Internet of Things”. The way that all of our devices and appliances will be networked together to provide us with a seamless control over all aspects of our home and more.
Sonoff is a low-cost, affordable device that help you to step into the amazing smart home.It is a WiFi wireless switch that can connect to appliance of different types and brands. Sonoff sends data to cloud platform through the WiFi Router, which enables you to remotely control all appliances with the App eWeLink on your smart phone. The server of Sonoff is AWS global server.
Sonoff makes all your home appliances smart, as long as your phone has network you can remotely turn on or turn off your appliances from anywhere at any time. And by setting timing schedules for your appliances, you can maintain a carefree life.
The App eWeLink enables you to control your devices easily. You can download the iOS version in App Store and the Android version in Google Play.
If you happen to not find the manual, pls click below link and find manual.the page include all manuals for Sonoff items. http://ewelink.coolkit.cc/?p=137
product describtions
All sonoff items Works With Amazon Alexa and Google next
This product works with Amazon Alexa. You can ask Alexa to control the device with the following voice commands. Please note that only US/UK English and German voice commands are supported now. Same to Google nest too

Sonoff rf DIY switch
Features
Support WiFi network.
Support 433MHz RF remote(for model with 433mhz rf function only
Support status tracking, home appliances status timely feedback to your App.
Support remotely turn on or off added devices.
Support Max 8 timing tasks for each added device.
Support numerous WiFi smart switches one smart phone.
Easy installation, easy handling and can be activated immediately and stably.
Specification
Voltage range: 90-250v AC(50/60Hz)
Max current: 10A
Max Wattage: 2200 watts
Dimensions: (L)88x(W)38x(H)23mm
Color: White
Humidity: 5-95 percent
Wireless Frequency: 2.4Ghz
Working Temp: -20 -75 degree

Sonoff 4CH Pro – 4 Channel Din Rail Mounting WiFI Switch
overview
Sonoff 4CH Pro is a 4-channel WiFi switch. It supports switching among 3 working modes: inching(0.25-4s adjustable)
/interlock/self-locking mode. It integrates with a 433MHz RF receiver module, making it possible for the switch to be controlled by RF Remote.
Features
Turn on/off 4 home appliances remotely
Supports switching among inching/interlock/self-locking modes
Device status’s synchronously display
Single/Repeat/Countdown timers
Share control
Supports setting power on state
433MHz RF Remote control
Works with Alexa
Works with Nest
Specifications
Voltage range: 90-250v AC(50/60Hz) / 5-24v DC
Max current: 10A/gang
Max Power: 2200W/gang
Wireless Frequency: WiFi 2.4GHz
Operating Temperature(recommended): 0ºC-40ºC(32°F-104°F)
Operating Humidity: 5%-90%RH, Non-condensing

B1
Overview
Sonoff B1 is white and color ambiance dimmable LED bulb with E27 screw base. The dimming led lamp can be dimmed or brighten via iOS/Android App. With the App, users can select White, then the light will become white ambiance, they can set color temperature from cold to warm and change the brightness from 1%-100%. If they select color, they can change color spectrum of the RGB bulbs to favourite atmosphere. There are four available scenes for the dimming LED bulb: rest, reading, party and casual. The Sonoff B1 E27 color LED bulb is compatible with Amazon Alexa(Amazon Echo, Echo Dot, Tap). Users can ask Alexa to dim or brighten, or adjust the colors of the led light bulb.
Features
Remote ON/OFF
White & Color light
Color changeable
Color temperature adjusting
Dimmable brightness
Works with Nest
Works with Alexa
Works With Google Home
Specifications
Lamp Base: E27
Rated Power: 6W
Typical Lumen Output: 600lm
Beam Angle: 120 Degree typical
Color Temperature: 2800K-6500K & RGB full color
Dimmable: Yes (via app/Amazon Echo/Google Home)
Wireless Standard: WiFi 2.4GHz
Rated Input Voltage: 90-260V AC 50/60Hz
Stand-by (Light off) power: 0.5W Max
Operating Humidity: 5%-90% RH
Operating Temperature: 0ºC~ 40ºC (32°F ~ 104°F )
Storage Temperature: -20ºC~ 80ºC (-4°F ~ 176°F )

G1
Overview
Sonoff G1 is a GSM smart power switch that allows users to remotely turn on/off any connected appliances by Android and iOS app eWeLink via GPRS network.
Different from other Sonoff products that have to connect to WiFi or LAN, G1 supports to be inserted with a SIM card (GSM/GPRS:800/900/1800/1900MHz) and use the GPRS network to control connected appliances. Users can apply the wireless switch to modern agriculture like greenhouse light control, watering machine, oxygen pump. They can also apply the smart switch to pet feeding control, server room control, roller shutter, etc.
Features
Supports SIM card (GSM/GPRS:800/900/1800/1900MHz)
Remote ON/OFF via GPRS network
Local ON/OFF by switch button
Single/repeat/countdown timers
Scene/smart scene to trigger ON/OFF
Share control
Works with Alexa
Works with Nest
Specifications
Power supply: 90~250V AC (50/60Hz)
Max. input current: 16A
Max. Power: 3000W
Product size: 114*52*32mm
Wireless Frequency: 2.4GHz

Sonoff rf bridge can learn most of the fixed code 433 frequency, except for dynamic code (rolling code) and encryption.
Sonof rf bridge can work with remote no more than 4key. Pls kindly note



Sonoff 4ch
Sonoff 4CH is an ESP8285 based 4 channel (4-gang) din rail mounting WiFi switch.
Sonoff 4CH supports to connect and control 4 home appliances, which can be turned on/off separately by the buttons or iOS and Android APP EweLink. Owning a Sonoff 4CH means you have 4 Sonoff basic WiFi switches integrate together.
The enclosure is din rail mount supported! A DIN rail is a metal rail of a standard type widely used for mounting circuit breakers and industrial control equipment inside equipment racks. These products are typically made from cold rolled carbon steel sheet with a zinc-plated or chromated bright surface finish.
Sonoff 4CH belongs to Sonoff family, definitely, it bears all the functions basic Sonoff has. In EweLink, you can remote turn on/off from anywhere at any time, set single/repeat/countdown timing schedules to turn on/off at a specified time, share to others so that they can control together.
Sonoff 4CH is hacker-friendly that you can flash your firmware without difficulty.


SERVICES
Hot selling products from top sellers
All orders shipped from AliExpress warehouses within 24 hours
Dedicated customer service
PACKAGING AND SHIPPING GUARANTEE
Enjoy peace of mind with AliExpress door-to-door packaging and shipping protection