Features: This motion sensor alarm is ideal for protecting your property against unauthorized entry. Home security: The alarm helps deter intruders and provides added security for your home. Infrared motion detection: Equipped with a built-in PIR motion sensor that activates the alarm when movement is detected. 125dB loud alarm: Emits a high-decibel sound to alert and deter potential intruders. Wide application: Suitable for use in homes, garages, and other indoor areas. Note: Actual color may vary slightly due to lighting effects. Allow 1-3cm variation due to manual measurement. Detection range: 4-5 meters, angle: 100 degrees Power supply: DC 6V (requires 4 AA batteries, not included) Remote control range: 4-5 meters Alarm sound level: 105dB Package includes: 1 Alarm, 2 Remote Controls per set Package options: 1, 2, or 3 sets of infrared motion sensor alarms