Use devices with your one local or centralized server - you can keep them fully isolated from public Internet network. Small enough to fit behind
SHELLY Plus 1 Wifi Relay Switch
SHELLY PLUS 1, Wifi Smart Switch, Home Assistant, Relay Control
Shelly Plus 1 UL, WiFi & Bluetooth Smart Relay Switch, Home Automation
Shelly 1 Vs Shelly 1 Plus Vs Shelly 1 Plus i4: What Are The Difference – Vesternet
Shelly Plus 1 Smart Home Switch WiFi Bluetooth Operated Relay Switch Low Voltage Support Over Temperature
SHELLY PLUS 1, Wifi Smart Switch, Home Assistant, Relay Control
Shelly Plus 1 Mini WiFi & Bluetooth based Flush mount Relay with 1 ch
Shelly Plus 1PM WiFi Relay Switch Power Measurement – DIY Electronics
Shelly PLUS 1PM PLUS single channel WiFi smart relay switch with power meter (16A) - Sonoff, SmartWise, Shelly EU wholesale distribution
OPEN SOURCE - Use the power of Mongoose OS to make your own application. Make your Arduino project live and usable in your automation project. Also,
Shelly 1 Relay Switch, WiFi Smart Home Automation, Compatible with Alexa & Google Home, iOS Android App, No Hub Required, Wireless Light Switch, DIY
shelly-plus-1-przelacznik-z-przekaznikiem-z-wifi-i-bluetooth - Kamami on-line store
SHELLY - 1 Circuit WiFi Relay Switch (Shelly 1)
The smallest relay switch in the world for smart control. Automate your lights, garage door, irrigation system, or other small electrical appliances
Wi-Fi Smart Relay Switch (dry contacts) Shelly Plus 1 Mini - SHELLY
Shelly 1 - Shelly SA