Zkteco D100S Handheld Metal Detector Sound & Light Alarm with 9V Battery IP31
Waterproof IP31. It needs 4-6 hours for charging. • Security detecting: Prevent taking contraband, such as: knife, gun and so on. Alarm Sound ≥75dB(A). PIR-8 DC 12V-24V 8A Automatic Infrared Motion Sensor PIR Switch For LED Light.