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 variants
  • Voice control with Alexa and Google Assistant
  • Connectivity: 2 variants
New prices $22 – $34
Used prices $13 – $28
Price spread ~55% Across new variants
Customer rating 4.5 1,013 ratings

Available variants (2)

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Variant comparison

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Feature Wi-Fi, Works with Alexa and Google Home White, Wi-Fi with Matter, Dimmable, Works with Siri, Alexa and Google Assistant
Price $33.99 $21.99
Updated May 25, 2026 Jun 2, 2026
Availability Available to order Available to order
Most technical parameters are similar across variants.

Amazon live offers

Offers updated

8 live offers
Top live offer $21.99
New from $21.99
Used from $12.90
Offer count 8+
Seller Condition Price Shipping Updated
Third-party seller FBA Used - Acceptable $12.90 Free shipping 6/3/26 View offer
Third-party seller FBA Used - Like New $13.81 Free shipping 6/3/26 View offer
Sold by Amazon FBA New $21.99 Free shipping 6/3/26 View offer
Third-party seller FBA Used - Good $28.23 Free shipping 6/3/26 View offer
Third-party seller FBA Used - Very Good $28.54 Free shipping 6/3/26 View offer
Third-party seller FBA Used - Like New $28.85 Free shipping 6/3/26 View offer
Sold by Amazon FBA New $33.99 Free shipping 6/3/26 View offer

Overview

Compare Kasa Smart KS205 Smart Light Switch variants, pricing tiers and key differences.

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How variants differ

Most technical parameters are similar across variants.

Who each variant is for

  • Start with your budget: the visible price spread across variants is about 55%.

Reviews

4.5 / 5 from 1,013 ratings
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When this device makes sense

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Reviews

4.5
(1,013 ratings)

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