battery operated home multi natural gas leak alarms detector

Inner package:1 sets/plastic bag

Outside package: Standard carton box

DHL, UPS, TNT, Fedex EMS, and other couriers available as required

The principle of Magnetic proximity switches is produce a magnetic field around the sensor through changed the position and polarity of trigger so that make the sensor working. Magnetic contacts is a small accessory specialized in supervising the status of doors and windows .

1.T/T payment only 30% deposit 70% balance before shipment;

2.Minimum Order:500sets.(trial order are acceptable)

3.Sample can be delivered within 7 days;

4.Discount are offered based on order quantity;

Certificate:

 1).  Quick --- Your inquiry about our products or prices will be replied in 12hrs ;
 2).  Profession --- Well-trained and experienced staffs to answer all your enquires ; 
 3).  Respect --- Protection of your sales area, ideas of design and all your private information ; 

 4).  Cooperation --- Wisdom , hands and strength , then, a brighter , greener security life .