Wireless Driveway Alarm Waterproof Infrared Motion Sensor Alarm Security System

• --DIY your home/office/warehouse/shop/garage alarm alarm system by adding more receivers or sensors by matching buttons.
• --The compact, discreet motion sensor unit can be installed in garages, mailboxes, fences...
• --You can put the PIR outside and it is waterproof.
• --Installs in minutes, no tools required.
• --When the PIR sensor is triggered by a vehicle or person, it sends a wireless signal to receiver units up to 1000 feet (300m) away.

Description:
Name: Wireless Alarm

PIR sensing angle 45°
PIR waterproof rating IP-44
Transmission range about 1000 feet/300 meters
3 audio/video modes:
(1) Alarm and blue LED flashing
(2) Bell (ding dong)
(3) Blue LED only blinks
PIR sensing angle: 45°
PIR sensing distance: 12ft-15ft
PIR waterproof rating: IP-44
Scalable: Multiple receivers can be used with multiple sensors
A. Transmitter
PIR sensor viewing area: about 45°C
Horizontal PIR sensor range: Approx. 15 feet (varies by local conditions)
Transmission range: about 1000 feet/300 meters (open air)
Waterproof grade: IP-44, suitable for outdoor use.
Power Requirements 1.5 V AAA batteries x 3 (battery not included)
B. the recipient
Power Requirements: 1.5 V C battery x 3 or DC 5V adapter. (battery and adapter not included)
Ringtone volume about 100dB (within 0.5 m)
Features:
1. An infrared wireless system will alert you when someone enters your property.
2. With this system, you will always be notified in advance that someone is coming to your door.

Packing list:
1 x PIR transmitter (sensor)
1 x receiver
instructions
screws
Note:
Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.