Sensor Alarm Wireless Security Driveway Alarm Home Sensor Detect Alert with 3 Sensor and 2 Receiver38 Chime Tunes LED Indicators

The sensor alarm can give you some warning that could around a corner, through a garage and into the house.
Features: Easy, Fast, Wire Free Installation, Infrared sensor detects and sends a signal to the receiver. Chose from 38 Ringtones with Bright LED Light. Working Range up to 328 feet (100 meters) between receiver and transmitter allowing you to place it a good distance from the receiver to warn you of arrival and departure of family members, unwanted guests or solicitors, or anyone who visits your home or business. 3 Sensor and 2 Receiver- Receiver support to pair with multiple sensors, Sensors can be installed on different floors (rooms) to ensure that alert chime. Use it to monitor any area inside or outside, its wireless so you can place it anywhere in the house or even take it from room to room. Specifications Working Voltage of the Receiver110V-240V Working Voltage of the PIR Sensor 4.5V 3 AAA batteries
Working Range: Up to 328 feet (100 meters)
Infrared Sensing Range: Up to 23 feet (7 meters)
Receiver Size: 3.14 L x 2.99 W x 1.29 H (80 x 76 x 33mm)
Sensor Size: 3.14 L x 2.32 W x 1.77 H (80 x 59 x 45mm)
Packaging Weight: 7.76 ounces (.
22kgs) Receiver Switch Settings: M
usic source: 38 different songs
Volume Adjustment: high, middle, low