The AK-01 alarm contains an infrared motion sensor with a range of 60 degrees and electronics performing the range notification.
The infrared motion sensor (PIR) responds to infrared rays - for example body heat when entering the area of action
Mode I- notification when switching- music melody, can be select 36 melodies with a volume change button
Mode II - off
Mode III - incoming notification when passing - greeting
Detector range 3-7m (60º)
Battery - AAA 3x1.5V
Sound > 60db
Power: DC 4.5V AA1.5V Battery
Yobee electronic door to welcome ,advanced microcomputer technology of manufacturing. using automatic functions,performance is remarkable, energy-saving and easy to use, AD hoco crosstalk device,until completion of the beautiful music, sensitivity is strong.
1.Put in three AA1.5V batteries, the power consumption of this doorbell is low so the batteries can be used for more than 2months,
Install the electronic guest saluting doorbell beside the door and Turn the switch automatically when people come by.
2. Light control distance is 3-7 meters.
It is advised to use it in the places where there is enough light