ABS WIDE APPLICATIONS SCENES: Driveway alarm is vital for home security. It detects people, vehicles, or animals entering areas like driveways,office, mailbo and yards, triggering alerts to the connected receiver, enhancing property and personal security ADJUSTABLE DETECTION & WIRELESS: Upgraded adjustable driveway alarm sensor range: 19-65 ft (unobstructed).Detection range may vary with temperature,humidity,or obstacles. Enhanced infrared technology reduces false alarms from fog,rain,snow,haze,wind,and sun WEATHERPROOF IP44 & 360° ROTARY INSTALLATION: The upgraded wireless driveway alarm features IP44 waterproof and anti-freeze materials. The motion detector has a 360° swivel mount, allowing precise adjustment of the sensor's focus and detection angle 60 RINGTONES & 4 VOLUME LEVELS: The security alarm offers 60 ringtones and 4 volume levels for customization. Max 8 alarm sensors can work with 1 receiver and 1 alarm sensorcan work with unlimited receivers set different m