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Adopts single-power twin-room structure
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High sensitivity and good anti-jamming performance
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Special control CMOS chip gathering high composite degree
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Battery Powered
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Alarms when low on battery, reminding you to replace on time
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Steady performance and long life
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Static current : < 10 microAmp
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Working Current: < 10 milliAmp
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Alarm sound: > = 85dB
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Ambient Temperature: 14 deg Farenheit to 104 deg Farenheit
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Operating voltage: 9V DC
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Low Battery Alarm: 6.5V to 7.2 V