Metal Detector - DIY Soldering Kit for Beginners - STEM Education

Solder a working, simple metal detector yourself!

Searching for treasures on a tropical beach is not the only application of metal detectors. In the food industry, metal detectors are used to find foreign metals and machine parts in food. In security, they are used to detect weapons. In production equipment, they are used for position detection and counting parts. You can even use them for game entertainment or as a proximity switch on a toy train set.

features:

• 3 -5V DC
• operating: 40 mA
• standby: 5 mA
• detection distance: less than 60 mm
• alarm mode: light and sound

• 86*61mm

The buzzer starts to ring and the red light indicator lights up when metal is close to the metal detector.