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New Products
Product Description
Want to practice soldering components without the fear of destroying expensive equipment? Try out this neat little kit!
This is a simple metar detector kit with buzzer alarm sound.
Specifications
- Working current:about 23mA(under normal alarm)
- Static working current: 3.7mA (without alarm)
- Supply voltage: 2x CR2032(included)
- Working power:3-5V
- Maximum detection range: 3-5cm
- PCB size:60*185mm
