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Product Description: WAL-220 is kind of wireless indoor siren. It used to be triggered and send out the alarm sound to alert user for any unexpected event happened. You may turn it OFF by manual button or remote contro...
Related Keywords: Home Automation Smart Home Home Security |
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Product Description:
SSM-220 is kind of wireless smoke sensor by photoelectric design. It can detect smoke on air and trigger the system alarm automatically, and also, it’ll send out the alarm sound by its inside bu...
Related Keywords: Home Automation Smart Home Home Security |
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