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Shenzhen SEI Technology Co., Ltd. SEI Door and Window Sensor
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SEI Door and Window Sensor by Shenzhen SEI Technology Co., Ltd.. CSA Matter Certified smart home device.
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Last checked: Mar 16, 2026
Last checked: Mar 16, 2026Price confidence: recently verifiedLive price at checkout
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Specifications
Ecosystem Compatibility
🔗Matter
🍎Apple Home
📢Alexa
🏠Google Home
⚡SmartThings
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Shenzhen SEI Technology Co., Ltd. SEI Door and Window Sensor
CSA certified