Driveway Alarm, BITIWEND Driveway Alarms Wireless Outside Weatherproof Motion Sensor&Detector, 600 FT Long Range Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver & 2 Sensors

WIDELY APPLICABLE: BITIWEND Driveway Alarms Wireless Outside Weatherproof Motion Sensor can be used to monitor and protect your outdoor/indoor property. For example driveways, gates, porches, pools, garages, farms, etc. The motion detector works at all the seasons. Working temperature range from -10 to 130 degrees Fahrenheit. 20 FEET WIDE MOVEMENT DETECTION RANGE: The driveway sensor can detect people or vehicles or animals moving from 0 feet to 20 feet ahead. Improved motion detection chip (2023 new version) and detection angle (15 degrees vertically, 45 degrees horizontally) reduces false alarms caused by critters/sunlight/wind/dead leaves/temperature changes, etc. 600 FEET LONG WIRELESS TRANSMISSION RANGE: The motion sensor and plug-in receiver can receive alarm signals up to 600 feet (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 system uses advanced wireless transmission technology (FSK+FHSS) to avoid wireless signal interference from other devices. PLUG-IN, QUICK INSTALLATION: Use 4 x 1.5V alkaline batteries (batteries are not included in the package) to power the motion sensor alarm, which can be mounted on a wall, fence post, tree or any other surface, then plug the receiver into an outlet to complete the installation. Units are set up for pairing prior to shipment. FULLY EXPANDABLE SYSTEM & 1 YEAR WARRANTY: The driveway alarm is 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, instantly protecting you and your family's life and property.