Wireless Driveway Alarm, BITIWEND Motion Sensor Alarm 600FT Range Home Security Alert System with 58 Melodies, 1 Receiver & 2 Weatherproof Infrared Motion Detectors Protect Indoor/Outdoor Property - B14FS01D-2T1-US-B

• 【Widely Used Wireless Motion Sensor】The unit includes 1 plug-in receiver and 2 motion detectors. Motion sensor alarm is an essential part of any home security solution. The motion sensor outdoor in this system use Passive Infrared to detect heat and movement so you can quickly be alerted to movement on your driveway, front porch, gate, shed, walkway, or even swimming pool (for when kids get too close). Working temperature range from -30 to 150 degree Fahrenheit. Upgrade your home security today! 【600FT Long Wireless Transmission Range】Both the motion sensor and plug-in receiver can receive alarm signals up to 600 FT (actual distance varies depending on the local terrain), so even if you have a larger perimeter or property to monitor, the driveway alarm is still there for you. The alarm system uses advanced wireless transmission technology (FSK+FHSS) to avoid wireless signal interference from other devices 【20FT Wide Motion Detection Range】The motion sensor can detect people or vehicles or animals moving from 0 feet to 20 feet ahead. Improved motion detection chip (2024 new versions) and detection angle (15 degrees vertically, 45 degrees horizontally) reduce false alarms caused by critters/sunlight/wind/dead leaves/temperature changes, etc. Think of this alert system as your long-range doorbell. Monitor and secure outdoor/indoor properties for child safety 【Easy to Install & DIY】Power on the motion sensor alarm by 4 x 1.5V alkaline batteries (batteries are not included in the package) and plug the receiver into the outlet, which can be mounted on a wall, fence post, tree or any other surface, the installation time can be as little as a few minutes. The unit has been programmed before shipped, providing extra layers of security and home safety, it can also help monitor and protect your pets 【Fully Expandable System & After-Sales Service】BITIWEND driveway alarms wireless outside weatherproof motion sensor is fully expandable to 58 sensors and receivers for full coverage of your outside/inside space. 5 VOLUME ADJUSTMENTS AND 58 SELECTABLE MELODIES. Match different melodies to different sensors to differentiate where motion is detected.If you have any questions about our driveway alarm, please contact us immediately and we will do our best to solve your problem, Manufacturer: BITIWEND