HU-074 DIY Metal Detector Kit PCB Board LED Flash Alert Buzzer Alarm Adjustable Sensitivity 3-5V Educational Electronics

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Operating Voltage 3 5VOperating Current 23mA during normal alarm conditions Static Working Current 3 7mA when not alarming Power Supply 2x 3V Button Batteries Not Included PCB Dimensions 60mm x 185mmNote This is an unassembled kit you will need to solder Features 1 Accurate Metal Detection This metal detector kit is specifically designed to identify metals with high precision Suitable for both beginners and enthusiasts the kit ensures reliable detection of various metal objects with minimal false positives 2 LED Flash Alert Equipped with multiple red LEDs the detector provides clear visual alerts upon detecting metal objects This feature enhances visibility and makes it easier for users to know immediately when a metal object is found 3 Buzzer Alarm System An integrated buzzer alarm offers an audible warning when metal is detected This dual alert system ensures users are both visually and audibly notified boosting effectiveness during use in various environments 4 Adjustable Sensitivity The metal detector includes an adjustable potentiometer allowing users to fine tune the sensitivity according to their specific needs This customization feature enables better performance across different detection scenarios 5 DIY Assembly Opportunity The kit is a fantastic project for DIY enthusiasts providing an educational experience in electronic assembly and soldering Detailed vide