We placed the transmitter right up near the front door. We made sure it's the required 3 feet above ground, and told the kids to do what kids do when Mom's not watching. They attempted to walk out the front door undetected. It seems to be very sensitive," says Terri. Terri noted how it detected traffic driving past her house. But that was only because we had it propped up on her mailbox, and the transmitter was pointing out into the curve of her street.
A permanent placement would take care of that problem. Of course if there was a lot of going in and out, you'd probably want to turn it off for a while. For Does it work? We give it a Yes. Skip to content. Watch East Texas Now. See it, Snap it, Send it. Lake Levels. Pollen Center. Meteorology Minute. Thundercall - Sign Up Today. Cowboys Camp. East Texas Kitchen. Will only go off on rare occasions so not many false alarms.
For the price, hard to beat. I had to build a little wood covering for it because rain drops dripping down the front of the alarm would set it off. If you don't build a cover for it you may get lots of false alarms. I like this alarm. Recommended from me to you. Verified purchase: Yes Condition: New. I read all the directions to a T! It only works when it wants to. And only when you walk by it. If a car passes in front of it it doesn't work. I have tried new batteries, cleaning it anything I could think of but it doesn't seem to help.
It just isn't worth bothering with. I don't want to buy another one because the next one could be as bad as this one.
A dog is more dependable. Works great even in cold. We have a veranda so this works as a doorbell for us. Also my cat is really happy that I know when its ready to come inside. The only thing I would like different is to have the light flash without any sound. Its low or loud or off only. Item works OK. When a car passes over the hose, the hose is pushed down over the sensor, which in turns sends a signal to the receiver.
Photo Beam Sensors. Driveway alarms that use photo beam sensors have two or more sensors. The sensors are placed at opposite ends and you only get a notification of movement when the beams from ALL sensors are broken at the same time.
False alarms are virtually impossible since animals and birds cannot break all the beams at once. Here are two very popular features you should take into consideration before buying an alarm: Security Zones.
A good driveway alarm system will allow you the possibility of adding additional sensors for different security zones — usually at least 4. For example, you could get 4 sensors and use the same receiver for different areas of your house driveway, backyards, side of the house, etc…. Some alarms have a different alarm tone for each zone. Other models use visual indicators by using a variation of led colors. Supervised Wireless Transmitters. Supervised transmitters will send out two signals to the receiver: one for motion detection and one for low power in batteries.
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