Security Detect: Prevent smuggling, such as: knife, gun and etc …

Factory: Prevent the loss of valuables.

Education area: Prevent cheating tools, such as: telephone, electronic dictionary.

Size                      :     410 (L) X 85 (W) X 45 (H) mm

Power                  :     standard 9V battery

Operating power:   7V-9V

Current                :    <50mA

Warning               :   sound (vibration) and light alarm simultaneously

Water protection degree : IP31

Alarm sound       : 7575dB (A)

Frequency           : 40KHz

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