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SwitchBot W8200000 mmWave Presence Sensor

The SwitchBot W8200000 mmWave Presence Sensor combines mmWave radar, PIR and a light sensor for presence-based smart-home automation. It is battery-powered and can connect directly to SwitchBot devices for up to five local automations, while Matter support requires a SwitchBot Hub.

At a glance

  • Uses 60 GHz mmWave radar alongside PIR and a light sensor to detect motion and stillness, according to the listing.
  • Offers up to five local automations with SwitchBot devices without a hub. Matter integration with listed smart-home platforms requires a SwitchBot Hub.
  • Listing describes a magnetic base for flat, wall or angled positioning, while the technical details specify wall mounting.
  • The listing states a 3-year battery life. The feature description separately says up to 2 years of wireless operation.
Price
£21.99Save 33%

Reference price: £32.99

Price checked: 12 Nov 2026

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Pros and cons

Pros

  • Three sensing types provide a basis for presence-triggered rather than motion-only automations.
  • Direct local automation with SwitchBot devices is listed as possible without a hub.
  • Battery operation avoids a permanently connected power cable.

Technical specifications

11 specifications
Identity
BrandSwitchBot
ModelW8200000
ColourNeutral
Detection and connectivity
Radar frequency60 GHz
Compatible devicesSwitchBot devices, SwitchBot Hub, Apple Home, Home Assistant, Alexa, Google Home
Power and battery
Power configurationBattery Powered
Battery typeAAA
Batteries required2 AAA batteries required. (included)
Battery life listed3 years
Dimensions and installation
Mounting type listedWall Mount
Dimensions (D x W x H)6D x 6W x 3H centimetres

What to know before buying

Listing details to confirm

Battery-life claims differ: the technical details list 3 years, while the feature description says up to 2 years. The listing also gives conflicting range information, stating 393 Feet in the details but up to 8 m for motion and 5 m for stationary presence in the feature copy. Treat these as unconfirmed until the exact operating conditions and applicable specification are clarified. Matter and listed third-party smart-home integrations require a SwitchBot Hub. The claimed magnetic mounting options are broader than the technical details' wall-mount entry.

What’s in the box

  • Presence Sensor × 1Included
  • 2 AAA batteriesCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

  • SwitchBot users who want presence sensing to trigger local automations with other SwitchBot devices.
  • Buyers seeking battery-powered room sensing for lighting or other presence-based routines.
  • Smart-home users considering Matter integration who already have, or plan to use, a SwitchBot Hub.

Less suited to

  • Buyers who need a confirmed detection range or a single consistent battery-life estimate before purchase.
  • Buyers who require Matter or the listed third-party platform integrations without a SwitchBot Hub.
SwitchBot W8200000 mmWave Presence Sensor · photo 2
Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 501 ratings
  • 5 stars67%67%
  • 4 stars13%13%
  • 3 stars7%7%
  • 2 stars6%6%
  • 1 star7%7%

Customer feedback highlights ease of setup, presence detection, battery life and use within the SwitchBot ecosystem. Some customers also report connection issues, so connectivity may matter when planning automations, particularly for buyers relying on remote or cross-platform control. This feedback reflects reported experience, not a guarantee of detection or connection performance.

Positive themes

  • Customers report that presence detection can identify when someone remains still in a room.
  • Customers describe setup as easy and report good battery life with AAA batteries.

Negative themes

  • Some customers report connection issues.

Mixed feedback

  • Customers often describe connectivity as straightforward, but reports of connection problems indicate that experiences vary.

Frequently asked questions

Does this sensor support Matter without a hub?

No. The listing describes Matter support when connected to a SwitchBot Hub. It separately claims up to five local automations with SwitchBot devices without a hub.

What battery life should I expect?

The listing is inconsistent: the technical details state 3 years, while the feature description says up to 2 years of wireless operation. The applicable conditions are not specified.

What is the stated detection range?

The details list 393 Feet, but the feature description gives up to 8 m for motion and 5 m for stationary presence. These claims conflict, so confirm the relevant range before relying on it.

What is included?

The manufacturer contents list specifies one Presence Sensor. The technical details also say that two AAA batteries are included.

SwitchBot W8200000 mmWave Presence Sensor · photo 3
Additional product photo 3

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