Note: SONOFF DW2 doesn’t come with batteries into the package.
【Roller Shades Motor Control】Let your electric curtains, roller blinds, etc become smart immediately.
【External Switch Two-Way Control】DUALR3 has 6 types of external switch detection mechanisms, making it suitable for most physical switch control.
【Power Metering】The 2-Gang detects voltage, current, and power values and counts the power consumption for you independently to allow for reasonable energy consumption control.Not available for DUALR3 Lite.
【With The Most Features】DUALR3 has three working modes that meet the needs of different application scenarios. Remote, timing, voice control, smart scenes, and other functions are all available.
【Safe And Reliable】TUV, CE, FCC, and RoHS certifications ensure a safer and more reliable product.
Click to view the difference between DUALR3 and DUALR3 Lite
New device for makers who want to build their own smart home system.
Sonoff is a universal switch for your smart home system to remotely turn on / off appliances. To work with the Sonoff SC, you will dig more possibilities. Learn more about Sonoff SC
Nextion is a seamless Human Machine Interface (HMI) solution that provides a control and visualization interface between a human and a process, machine, application or appliance. Nextion is mainly applied to Internet of thing (IoT) or consumer electronics field.
Nextion NX4832T035-3.5″ HMI TFT LCD Touch Display Module is a seamless Human Machine Interface (HMI) solution that provides a control and visualization interface between a human and a process, machine, application or appliance. Nexion is mainly applied to the Internet of thing (IoT) or consumer electronics field. It is the best solution to replace the traditional LCD and LED Nixie tube.
4.3” Nextion NX4827P043-011R-Y Intelligent Series HMI Touch Display with enclosure 
Waterproof DS18B20 Temperature Sensor Temperature Transmitter 1m 