?Weatherproof?Solar driveway alarm is weatherproof, can be used in all seasons, and has an operating temperature range of -30 to 150 degrees Fahrenheit, making it a very reliable alarm system for home security and outdoor alarm system. ?Easy to installation?Wireless driveway alarms can be fully installed in minutes. Just use the tools we provided, put the detector in the desired position, plug the sensor into the socket, adjust the volume and ringtone of the sensor, and you are ready to use. ?38 melodies and 4 volume adjustments?The sensor has 4 volume adjustments and 38 melodies to choose from. Different ringtones can be set for sensors in different positions, and it is easy to identify the area where the warning is issued. ?1000FT Long Wireless Transmission Range?The maximum reception range between the motion detector and motion sensor is 1000 feet. With the newly upgraded technology that reduces the influence of the outside world, you can use them in front of your home, driveway gate, store, hotel or office buildings. ?Solar powered and Type C charging?The motion detector is solar charged and has a Type C charging socket, eliminating the need for batteries and monitoring your property and security throughout the day.