Smart switch for a few hundred CZK! Smoot Air Light Switch discounted to 400 CZK, it's glass and has Wi-Fi

  • Smoot Air Light Switch is a three-button smart touch switch with a glass surface and Wi-Fi connectivity
  • On Alza, it costs 390 CZK instead of the original 590 CZK
  • Works even without a neutral wire – easier installation into older wiring

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Jakub Kárník
Jakub Kárník
21. 3. 2026 03:30
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One of the cheapest upgrades that turns a regular room into a smart home piece. The three-button Smoot Air Light Switch costs 390 CZK on Alza – you replace a classic mechanical switch with a touch-sensitive glass panel with Wi-Fi, voice control, and automations. Three independent touch zones can handle three lighting circuits. Find details in the product detail on Alza.

Quick summary:
Makes sense if you want to start with smart home from the simplest step – controlling lights by voice, from your mobile, or automatically according to sunrise and sunset.
⚠️ Replacing a switch requires working with live voltage, and you should definitely not replace it without an electrician.
💡 For 390 CZK, you get a glass touch switch with backlighting, Wi-Fi, Tuya app, and compatibility with Alexa, Google Assistant, and Siri.

What it can do and why it’s worth attention

Smoot Air Light Switch replaces a standard wall switch and adds smart functions. Three independent touch buttons control three separate circuits – for example, a chandelier, a lamp, and an LED strip from one spot on the wall. The glass surface is easy to wipe clean and, with backlighting, looks significantly better in the interior than classic plastic. Connection is via Wi-Fi 2.4 GHz, control in the Czech Tuya application. You can set time schedules, automations, and even sunrise and sunset modes – lights turn on and off according to the time of day.

Key detail: works even without a neutral wire. In older Czech apartments, often only the phase and switched wire lead to the switch, without a neutral. Most smart switches do not work in such wiring – Smoot does. Maximum load 10 A, mounting on a standard flush-mounted box (dimensions 86 × 86 mm). The rating on Alza is 5 out of 5 from six customers; both reviewers confirm problem-free operation.

Verdict

The Smoot Air Light Switch for 390 CZK is one of the cheapest ways to bring smart light control into your apartment. The touch-sensitive glass panel looks premium, works with major voice assistants, and the application is in Czech. Find other smart home products in the current Alza Days.

Do you have smart switches at home, or are classic ones enough for you? What convinced you to switch?

About the author

Jakub Kárník

Jakub is known for his endless curiosity and passion for the latest technologies. His love for mobile phones started with an iPhone 3G, but nowadays… More about the author

Jakub Kárník
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