1. Special Design: Wireless home alarm security system, unique design, the signal is sent to the receiver, it sounds like a remote doorbell.
2. Infrared Sensor: The infrared sensor detects the movement and sends a signal to the receiver. Just place the sensor at the entrance of the driveway and the receiver is at home.
3. Wireless: The motion detector is installed wirelessly, you only need to place the sensor at the entrance, and immediately remind you when someone enters your home.
4. Welcome Reminding: The motion sensor sends an audible ringtone to remind you that someone is approaching. It is also very suitable for business owners to remind customers who are out of sight to enter their store.
5. Easy to Operate: The motion sensor is simple to operate, do whatever you want, and keep a good distance from the receiver to remind you of the arrival and departure of your family.

Specification:
Item Type: Driveway Alarm
Material: ABS
Uses: Homes, shopping malls, supermarkets, shops
Sensor Battery: 2 x AA batteries (without battery)
Receiver Battery: 1 x 9V laminated battery (without battery)
Transmitting Distance: Approx. 100m/ 109.36yd (in an open, unobstructed, and undisturbed environment)
Infrared Sensing Distance: Approx.3-7m/ 3.28-7.66yd
Music Ringtones: Classic singles (For Elise)

How to Use:
1. Gently pry up the front cover of the sensor, install a 9V laminated battery, and turn on the switch on its internal circuit board.2. Slide the battery back cover on the back of the receiver and install two AA batteries.3. Push up the power switch on the side of the receiver to turn on the receiver switch.4. Install the sensor on the side of the gate entrance or where you need to detect the human body passing by.5. Adjust the volume of the receiver, turn the power switch of the receiver to the middle position for low volume, and the uppermost position for high volume.6. Adjust the angle of the sensor to