Product Name: Long distance Door sensor for FM alarm system with high capacity rechargable battery which can last for 14 monthes

Name:	Long distance Door sensor for FM alarm system with high capacity rechargable battery which can last for 14 monthes	Model:	SSG-MC-FM
Attestation:	CCC	Type:
Description:
This PIR sensor is rechargeable. Low battery reminding function will remind you charging the battery during low-battery. We will give you a power adaptor for free. You just need to charge the battery for 2 hours, it can use for 1-2 years. Extra1 USD for self checking funtion.
Parameter:
Situation:
Appliactions:  Farm, home, shop, warehouse, factory, big villa and so on.
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