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    Shenzhen card holy electronic technology Co., LTD. Mainly engages in international brand electronic components agent, distribution, and provide technical support and after-sales se...
 
 
The passive pyroelectric infrared sensor is introduced and the application
The passive pyroelectric infrared sensor is introduced and the application
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ADD：Shenzhen City, Futian District Huaqiang North Road, Hualian Building Room 631   TEL：+86-0755-23200709　　FAX：+86-0755-83746354 　E-mail:sales@howertek.com