Sicherheits-Tür-und Fenster Vibrationsdetektor al

Product Function: Vibration alarm system canprotect your property by transmit alarm sound within 15 seconds whenthe alarm systemdetects vibration, shaking, striking or moving, the sound level is more than 110db. If the vibration continues, the alarmwill go on. The vibrationis suitable for steel door, antitheft door, roller shutter, car , etc. Small and exquisite, safe and convenient. Technical parameter: Working voltage:DC 9V, customize acceptable.Alarm voice:115±5dbInduction mode:vibration User manual: 1.Turn the vibration alarm systemto “OPEN”, the red indicator on, it will off after about 15 seconds; 2.The vibration alarm system is on alert, when it detects vibration, shaking, striking or moving, the sound level is more than 120db. Alarm time is 20 seconds. Attention: When alarm sound alleviate obviously, please replace the battery. And please take out the battery when long time disuse.