Check the listing for details. 2gig Technologies Wireless Thin Door/Window Contact 2GIG-DW10-345. Condition: New. Listed at 19.99 USD. New Old Stock. We are selling new opened box/bag parts for an alarm system no longer in use. FLAT RATE SHIPPING DOES NOT INCLUDE ALASKA, HAWAII OR PUERTO RICO! Please look at the photos. If there is any damage we have added close up photos of it. Please ask questions. We will try to answer them as quickly as possible. We have stopped accepting automated returns. We still stand behind everything we sell. If you contact eBay first, our options to solve the issue quickly are severely limited. If the ad has multiple quantities, the picture is representative of a representative item. There may be slight cosmetic differences but no functional differences.