Long distance Door sensor for FM alarm system with high capacity rechargable battery which can la...

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.