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Optocoupler; THT; Channels: 1; Out: transistor; Uinsul: 5kV; Uce: 55VThe product is also available per piece exclusively in our physical store.

Optocoupler; THT; Channels: 2; Out: transistor; Uinsul: 5kV; Uce: 55VThe product is also available per piece exclusively in our physical store.

Optocoupler; THT; Channels: 1; Out: transistor; Uinsul: 5kV; DIP4The product is also available per piece exclusively in our physical store.

Buzzer 5v 
The product is also available per piece exclusively in our physical store.

It is a mini and compact DIY smart switch used for different kinds of switch boxes, even the smallest standard EU switch box. It is convenient to automate your home appliances with the eWeLink app via your smartphone or tablet or voice command. Support for connecting an external lamp switch for easy management of connected devices in your home, both on your phone or directly. Supports DIY (designed for developers) mode that allows users to integrate the MINI into a third-party open source global smart home control system to achieve LAN control without cloud service, such as Home Assistant, openHAB, ioBroker, etc.

The Smart Switch Sonoff RFR2 WiFi M0802010002,
is constructed in such a way,
to convert your home appliances,
to smart, so you can control them remotely.

Eliminate WiFi dead zonesImproves WiFi signals in previously inaccessible or hard-to-reach areas perfectly
AC1200 Dual Band WiFi - Keep your entire home connected with powerful WiFi expansion at combined speeds of up to 1.2 Gbps
Easy one-touch setup-Just press the WPS button to expand WiFi coverage in seconds
Signal indicator - The colorful LED light helps you find the right location for range extension for the best WiFi expansion
Fast 10/100 Mbps port - Provides fast wired connections for computers, IPTV and game consoles
Works with any router or wireless access point