When the 2 parts of the door alarm sensor are separated more than 1.2 inch, door sensor will be set off, then the receiver will get signal from the sensing unit. You will hear the doorbell ring when someone opening your door/window or your animal getting home, which can assist hinder break-ins, keep your kids and animal safe, and never ever miss out on a customer when they come. It is ideal door alarms for house, office, store, warehouse, garages, and more!
- Look after Your Household And Business When the two parts of the door alarm sensing unit are separated more than 1.2 inch, door sensor will be activated, then the receiver will get signal from the sensing unit. You will hear the doorbell ring when somebody opening your door/window or your family pet getting home, which can assist discourage break-ins, keep your children and pet safe, and never ever miss out on a customer when they come. It is perfect door alarms for home, workplace, shop, warehouse, garages, and more!
- 150% Increased Operating Range Contrary to most other wireless door alarms gadgets on the marketplace, which have an optimum operating range of only 200-350 feet in open space, this cordless door sensor can boast a fantastic series of 656ft (200m) in open area.
- Expandable & LED Visual Signals Each receiver can be combined with as much as 50 sensors. Each sensing unit can be coupled with as much as 50 receivers. When the door chime receiver and sensing unit signal engage, the LED sign flashes to carry out a visual alter. Excellent visual indication for you when paying attention to music or for the hearing impaired.
- 52 Melodies with 4-Level of Adjustable Volume The cordless doorbell alarm offers a large selection of 52 chimes for your personal taste, including typical ringtone, pleasant tunes, “we wish you a Merry Christmas”,”Jingle bells”and more. 4 levels of adjustable volume from 25db – 110db.
- Easy to Set up Requires no wiring, simply plug the door entry alarm receiver into any standard outlet. Please take out the battery insulating strip in the sensing unit before usage, then install the door sensing unit onto the door or window with offered double-side tape or screw (the setup gap in between 2 parts must < 1.2 inch)