SMART SENSOR AR954 Handheld Metal Detector, Detection Frequency 13kHz
SE
Detection distance 2.5inch/50mm, can detect metal size > 2 * 10MM aluminum block, Detection Frequency 13kHz, LED light alarm prompt, sound alarm prompt > 75dB, low power prompt function, often used to detect personnel carrying metal items, such as airport security, station security, large-scale event security and other occasions.