... , high reliability, high performance Infrared ala Infrared alarm system can be used to detect the movement to ... with special infrared integrated circuit, have the low false alarm rate, high reliability, high cost performance characteristics, ... . Standby current: less 100mA 3. Alarm Current: less 150mA 4.Alarm sound loudness: within 1 meter of not ... about 110 degrees 100DB new design inframed PIR aalrm