How much does this cost to the nearest dollar?

Smart Door & Window Sensor by Netatmo, Wireless, Pack of 3, DTGUS
Receive a notification from the smart Door and window sensors via your smartphone even before a break-in. Installed on the doors and windows of your choice, The sensors can tell if someone is trying to force entry. They alert you if a door or window is opened suddenly. Save yourself valuable time! Check whether doors and windows equipped with sensors are open or shut directly in the app. You can also set the smart Door and window sensors to send you a smartphone alert when a door or window is kept open too long. Install your smart Door and window sensors with ease alongside your NETATMO Smart indoor camera. Simply stick the one-piece waterproof sensors to any type of door or window. Enjoy the benefits of

Price is $115.00
Price: $115.07