Features:
1. It can detect metal items, is easy to operate, and supports one click operation for testing.
2. Simple and easy to use, compact in size, lightweight and easy to carry.
3. Equipped with a buzzer alarm sound, the buzzer will sound an alarm when the detector detects metal.
4. With indicator lights, the LED red light flashes to alarm. When metal objects are detected, the red indicator light flashes to indicate the alarm mode.
5. Widely used, it can detect games and entertainment, conduct safety checks, and search for metal products on the body.

Parameter:
Working current: around 23mA (under normal alarm conditions)
Static working current: 3.7mA (without alarm)
Power voltage: Two button batteries
Working power supply: 3-5 V
PCB size: 60 * 185mm
Maximum detection range: 3-5 cm, the larger the metal area, the farther the detection distance, and the smaller the metal area, the closer the detection distance
Kit usage: gaming and entertainment, safety checks, searching for metal products on the body, etc.

Product features:
1. When the detector approaches the metal, it will sound an alarm
2. Double alarm of buzzer and LED light
3. Adjust the potentiometer to modify the alarm threshold
4. The LED red light flashes to alarm. When a metal object is detected, the red indicator light flashes to indicate the alarm mode. The measured object must be greater than 2.5cm.

Package include:
1 * DIY kit