Versatile compatibility This flexible test hook features a 4-mm banana jack for seamless compatibility with standard multimeters. Its universal design makes it a practical tool for a range of electrical tests. Whether you are a professional electrician or a DIY enthusiast, this hook helps simplify testing with user-friendly features. Durable construction The 4-mm banana jack is made from high-quality brass and durable plastic materials for long-lasting use. It is corrosion-resistant and built for extended service. The robust construction ensures it withstands demanding test conditions without compromising performance. Stable and reliable performance Designed for precision, this test hook provides stable voltage and current readings to ensure solid electrical stability. Safe and dependable operation is ideal for critical test environments. You can rely on this circuit test hook to deliver consistent results every time. Multi-purpose use This electrical test hook is versatile for use with multimeters, voltage testers, and routine switch tests. Its adaptability makes it a must-have tool for various electrical applications. Whether in industrial or home settings, this hook delivers strong performance and convenience.