| A smartproduct that recognizes the smallest changes in airpressure created by opening or closing a door or window within a closedspace of up to 1,000 square feet. This product is a portable alarm whichenables you to be safeand aware in any place you find yourself staying. A musthave safety item for people who travel for business and families onvacation. Take some high tech personal awareness on the road with youwith the Keep-I. Keep yourself and your family onestep ahead of potential dangers. This device monitors airpressure. If any change occurs, such as a criminal opening a door orwindow, the alarm sounds. When the device is set to fine recognition mode,a simple touch on your door handle will trigger the 105 decibel alarm.Within the space protected by the Keep-I, you can move about freely,your kids can play and your pets can run around. This alarm allows youto live your life while still protecting yourself and those you love,giving this high tech system great practical advantages over infra-redand motion detecting alternatives. Canalso be used as a portable personal alarm and travel alarm The Keep-I has three alarm modesincluding a silent mode for privacy and also user selectable sensitivitysettings. It can be adjusted to meet your specific security needs inwide array of circumstances and situations. The most refined volumetricalarm on the market, unlike other alarms currently available, it issmall enough to be portable, so much so that it can also be utilized asa personal alarm. When set in a silent mode, the LED will blink toindicate any opening or closing doors or windows in your protectedarea. The Keep-I automatically resets itself after it is triggered. 23/4” X 1 3/4” X 1” Uses two AAA Alkalinebatteries (not included). Keep-i |