DIY KIT kit (for soldering) to build a metal detector. Detects elements within 2-5 centimeters. The set includes all the elements to build the detector, except for the battery compartment and housing. Technical data Working voltage: 3-5V DC Dimensions: 66X61 MM Detection distance: 2CM ~ 5CM Included PCB board x1 Buzzer x1 1X100UF 25V capacitor 2X104 ceramic capacitor 2X222 polyester capacitor 1 X 220KR 0.25 resistor 1 X 2.2KR 0.25 resistor 1 X 100R potentiometer 1X9018 transistor 1X9015 transistor 1X9012 transistor 1X10CM 22AWG red wire 1X10 CM 22 AWG black wire No battery compartment and housing included, sold separately 2x AA or 2x AAA https://elecena.pl/product/22620216/metal-detector-3-5v-diy-kit 2023-02-22 https://elecena.pl/product/22620216/metal-detector-3-5v-diy-kit 2024-03-14 https://elecena.pl/product/22620216/metal-detector-3-5v-diy-kit 2025-10-25 https://elecena.pl/product/22620216/metal-detector-3-5v-diy-kit 2025-10-29