- Sends alert when people or vehicles enter driveway or approach mailbox
- Sensor installs with screw on any surface: door, post, garage
- Portable receiver has three settings: high or low chimes and off
- The transmitter requires 3xAAA 1.5V batteries and receiver requires 3xC 1.5V batteries
What’s in the Package
The driveway alert alarm kit comes with:
1 x Receiver
1 x Transmitter
3 x Wall Plugs
3 x Screws
1 x Instruction Manual
How does it work?
Basically, there are two parts to the Driveway Alert Alarm system.
The Transmitter contains a passive infrared(PIR)sensor, which detects the moving heat created by an automobile’s engine(or any other noticeably hot object moving at sufficient speed). It can send signal to the receiver. The transmitte
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