Control and measure the power consumption of various household and office appliances (lights, electrical lines, security systems, radiators, air conditioners, etc.) from anywhere with the smallest WiFi-enabled relay switch that has Bluetooth connectivity.

• WiFi-enabled - Connects to a Wi-Fi network. No HUB required!
• Bluetooth - Add devices quickly and easily via Bluetooth using the Shelly Cloud app.
• Power measurement with data logging
• Supports a wide range of voltages
• Very fast processor - ESP32
• Improved safety - Overcurrent, overvoltage and overtemperature protection.
• Improved security - MQTT and WSS support, TLS and custom certificate support.
• Enhanced API interface
• Supports common integrations such as Alexa, Google, Smart Home, Smart Things, etc.
• Ability to upload custom scripts

Technical specifications

• range indoors approx. 30m, outdoors in open space 50m
• one relay output 16A 240VAC or 10A 30VDC
• operating voltages 110-240VAC or 24-30VDC

Note! You will need the help of an electrician for fixed electrical installations.

Device control based on spot electricity price

In these times of insanely expensive electricity you need to come up with solutions to keep the house warm, charge the car or at least make coffee without the immediate threat of debt collectors. Here are a few gems from the web that show how you can implement simple device control based on spot electricity pricing using, among others, Shelly Plus 1PM

• Lari Lohikoski's implementation https://elspotcontrol.netlify.app/
• Discussion thread on Lämpöpumppufoorumi Control of a hot water heater according to spot electricity price

Press articles

• HS: A man customized a device on a small budget that revolutionized his home's use of spot electricity
• IS: Lari Lohikoski tweaked a device for 20 euros that shifts household power use to cheap moments – shared instructions with everyone

Guides

• Shelly Plus 1PM Wifi Wlan Switching Actuator User Guide
• https://shelly.cloud/

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