Our pure copper clips are fully insulated to ensure safe and efficient operation. The strong spring mechanism assures a secure connection, while the compatibility with 4mm banana plugs adds versatility. Ideal for automotive, marine, and industrial use, these clips are perfect for charging, electrical testing, and various other applications. Features -Color:Assorted Color -Material:Copper, ABS -Size:5.40X2.40X0.80cm/2.12X0.94X0.31in -Fine electrical performance: Crocodile Battery Clamps, made from abs and copper, these clips ensure excellent electrical conductivity, providing stable and transmission -Robust spring design: featuring a strong spring mechanism, these clips offer a firm and reliable grip, making battery connections quick and easy -Highly compatible: these clips can be used with 4 mm banana plugs, making them versatile and suitable for various electronic devices and experimental setups -Secure and stable: the clip head provides a strong clamping force, preventing slippage and ensuring a stable connection in any environment -Durable construction: engineered for durability, these clips are built to last, minimizing the need for frequent replacements and ideal for professional automotive and electronic applications Package list: 12 x battery clips