From circuit troubleshooting to electronic device testing, this pen is perfect for various testing needs the convenience and confidence that come with our Circuit Repair Testing Pen, making electrical troubleshooting easy than ever Crafted with materials, this pen is and provide excellent conductivity for testing Suitable for circuit repair engineers, electronics enthusiasts, and home user who require accurate and safe measurements accurate measurements with our Circuit Repair Testing Pen, providing accurate result for all your testing needs, Manufacturer: SkyPOOU