Metal Detector, Portable Handheld Metal Detector with High Sensitivity for Important Occasions, Subway, Park

General descriptionThis portable handheld metal detector is designed for high sensitivity and ease of use, making it ideal for important occasions such as parks, schools, museums, airports, and subways. It features a compact and lightweight design, complete with a wristband for convenient wear.Technical specificationsTemperature detection range: -15 to 45℃Frequency: 25KPower consumption: max. 270MWWorking voltage: DC 7 to 12VStandby current: Reset time: 0.5 secondsDetection distance:Pen: 0 - 1.18 cmIron nails: 0 - 6.36 cmHandgun: 0 - 9.94 cmDagger: 0 - 12.9 cmBall diameter in steel: 0 - 6 cmUsageThis metal detector is perfect for security checks and detecting prohibited items, including electronic products and metal objects, in various locations such as stations, borders, schools, courtyards, halls, and factories. It offers two security indication modes: an alarm signal or a vibration signal, allowing users to choose their preferred alert method.Other informationPowered by a 9V battery (included)Battery cover can be opened to insert the 9V batteryThree battery level indicators: green (normal), yellow (low power), red (replace or charge battery)