Shipping: Shipped from distribution center in Seattle, United States of America.
Groupspree focuses on the power of group buying. The manufacturer or wholesaler proposes a heavily discounted price for a large quantity bulk purchase. Groupspree facilitates the bulk purchase on behalf of all the group-buy participants. The deal commences once there are sufficient participants in the group-buy.
950 participant Groupspree
658 members participating currently
292 additional participants needed
This deal will commence once Groupspree reaches 100%.
These are used to secure an alarm circuit on a door or window. Sold as a pair, one has a magnet inside, the other a reed switch. They have powerful magnets, with self adhesive or screw mount, and screw terminal connections.
Reed Switch contacts: closed when both units are together (ie current flows), and open when apart.
Normally CLOSED (NC) per pair.
Contact operation:
Contacts are closed cicuit when the magnet is alongside the switch. For alarm installation this is denoted as the "normal" state as the door/window is secure and the alarm is armed
United States of America
Lemon Honeypie from Atlanta, United States
There is better out there
Cheered No from Ogden, United States
Faulty product, horrible manufacturer customer service!
Analyst from Suhaj, Egypt
This was an absolute waste of money despite cheap price in group buy
Garden Heart from Mexico City, Mexico
One Star - Maybe I got a lemon