Small Sonoff like the Sonoff mini - fits in US junction box.
MINI Size & APP Control: The mini size allows for easy installation in a variety of box sizes; can be controlled remotely via eWeLink APP 【Super Tiny
SONOFF MINIR4 Smart WiFi Light Switch,Universal DIY Module for Smart Home Automation Solution,1 Pack
Shop wifi switch with fast delivery and free shipping. Wifi switch module is mainly used for glass fiber strip light box, day and night switches.
1/30 PCS Sonoff MINI Wifi Switch R2 DIY Two Way Smart Switch Relay Module Wireless Switch Smart Home Automation Work for eWelink
MINIR2 - SONOFF Official
1/3 MINI R4 WiFi Switch. MINIR4 is a smart switch with the gateway function of “eWeLink-Remote“. DIY Smart Switches. Smart Wall Switches. Smart Plugs
SONOFF MINI R4 Wifi Switch Module 2 Way Switch Smart Home Relay APP Voice Remote
Sonoff Mini R2 is an eWeLink WiFi smart relay which can work with a traditional wall switch and be installed behind a wal switch or socket.
Sonoff Mini R2 - small WiFi smart relay switch with DIY mode (REST API) - eWelink Store
smart - Connecting S1 and S2 on SONOFF Mini to 230V - Electrical Engineering Stack Exchange
MINI Size & APP Control: The mini size allows for easy installation in a variety of box sizes; can be controlled remotely via eWeLink APP 【Super Tiny
SONOFF MINIR4 Smart WiFi Light Switch,Universal DIY Module for Smart Home Automation Solution,1 Pack
SONOFF MINI DIY Two Way Smart Switch WiFi - NEW 4 Packs
SONOFF MINIR4 Smart WiFi Light Switch,Universal DIY Module for Smart Home Automation Solution,1 Pack
SONOFF ZBMINI ZigBee Mini Smart Light Switch(2 Way), Compatible with Alexa, SmartThings Hub, Google Home & SONOFF ZBBridge, ZigBee 3.0 Hub Required, Neutral Wire Required, 2-Pack
10pcs Sonoff Mini DIY Smart Switch APP Voice Remote Control Two Way Wireless Wifi Switch Timer Light for Alexa Google Home IFTTT
SONOFF MINI - Two Way Smart Switch ( sonoff tutorial ) #14
SONOFF ZBMINI Zigbee Mini Smart Light Switch(2 Way), Works with Alexa, SmartThings Hub, Google Home&SONOFF ZBBridge, Zigbee Hub