General description The 3X High Sensitive Earthquake Vibration Detector Alarms are designed to provide reliable security alerts in case of vibrations or shocks. These detectors feature a loud 120dB alarm and are equipped with LED lighting for enhanced visibility. Technical specifications Operating voltage: DC 9V (9V alkaline battery, battery not included) Alarm sound pressure: 120dB Induction method: vibration alarm Start delay: 15 seconds Alarm delay: 30 seconds Dimensions: 90 x 55 x 27mm Material: Plastic Installation Magnetic back for easy attachment to metal surfaces Can also be hung for versatile installation options Usage Toggle the switch to the "ON" position to activate the alarm The red indicator will fade and turn off after 15 seconds In alert state, the alarm will sound immediately upon detecting vibrations or shocks Alarm duration is approximately 30 seconds Other information Package Contents: 3 x Vibration Detector Note: Light reflection and different displays may cause