Kasa Smart KS205 Smart Light Switch

A smart light switch that enables voice control through popular assistants like Alexa and Google Assistant, with remote operation via a smartphone app. It offers scheduling and timer functions for automated lighting control. Installation is guided through an app and requires a neutral wire. The switch is UL certified for safety.

2 offers
Voice control with Alexa and Google Assistant

Price range €20 – €36

Price spread ~82% Across listed offers

Customer rating 4.6 1,146 ratings

Available offers (2)

Choose an offer, then open its detail page for seller-specific information.

Wi-Fi, Works with Alexa and Google Home

Retailer

€35.66 Updated Sep 28, 2026

Available to order

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White, Wi-Fi with Matter, Dimmable, Works with Siri, Alexa and Google Assistant

Retailer

€19.61 Updated Sep 24, 2026

Available to order

Matter compatibility for cross-platform control
Voice control with Siri, Alexa, and Google Assistant
Remote control via smartphone app

View offer

Model overview

How to choose

Start with your budget: the visible price spread across variants is about 82%.

How we evaluate

Methodology, data sources, and comparison rules for this page.

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Price history by offer

Wi-Fi, Works with Alexa and Google Home €35.66 +17.7% White, Wi-Fi with Matter, Dimmable, Works with Siri, Alexa and Google Assistant €16.04 -24.4%

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Similar products comparison

	This model	Recommendations
	Kasa Smart KS205 White Matter compatibility for cross-platform control	TREATLIFE SS01S-1 White Works with Alexa and Google Home	TREATLIFE SS01S White Works with Alexa, Google Home, and SmartThings	Legrand WWMRL10WH White Effortless setup with Matter	meross MSS510 White	Kasa Smart HS200-2 White App and voice control with Alexa and Google Home
Brand	Kasa Smart	TREATLIFE	TREATLIFE	Legrand	meross	Kasa Smart
Model	KS205	SS01S-1	SS01S	WWMRL10WH	MSS510	HS200-2
Color	White	White	White	White	White	White
Rating	(1146)	(4265)	(9149)	(50)	(152)	(1017)
Price	€19.61	€15.24	€35.66	€23.00	€58.85	€23.18
Seller	Retailer	Retailer	Retailer	Retailer	Retailer	Retailer
Update	May 27, 2026	Jun 24, 2026	Jun 24, 2026	Jun 24, 2026	Jun 19, 2026	Jun 24, 2026
Dimensions	1.30, 3.97, 8.38	122.94, 39.88, 83.06	1.89, 0.83, 1.23	44.96, 38.86, 10.54	71.12, 38.1, 0	130.81, 6.10, 130.81
Connectivity	Wi-Fi	Wi-Fi	Wi-Fi	Wi-Fi, Matter	Wi-Fi	Wi-Fi
Power Source	USB	Hardwired	Mains		Hardwired	Hardwired
Control Method	Voice	App, Voice	Voice, Touch	App, Voice	App, Voice, Remote	App, Voice
Gang		1		1	1	2
Features		Scheduling		Scene Control, Scheduling	Scheduling, Scene Control	Scheduling
Material		Plastic			Plastic	Plastic
Neutral Wire		Required		Required	Required	Required
Wireless Frequency		2.4 GHz		2.4 GHz	2.4 GHz	2.4 GHz
Smart Home Ecosystem		Amazon Alexa, Google Assistant, SmartThings		Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings	Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings, Siri	Amazon Alexa, Google Assistant, SmartThings
Switch Configuration		Single Pole		Single Pole	Single Pole	Single Pole
Light Type Compatibility		LED			LED	LED

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Product confidence

Reviews

4.6

(1,146 ratings)

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Kasa Smart KS205 Smart Light Switch