Feature:1. Copper, Plastic: Made of copper and plastic, this terminal strip block is strong and durable. And the screw is conductive and strong.2. Pre Insulated: Each pair of terminal block is insulated from each other to prevent circuit clutter, safe and efficient.3. Fixed Screw: Fixed screws ensure reliable contact of the wires and help prevent accidental contact with the terminals.4. Easy Operation: There is a fixed mounting hole at each end for easy installation. Choose the direction that is convenient for you to install.5. Protective Cover: Our terminal block includes a clear cover to defend accidental touching of the terminal. It will be more safer when the terminals are protected by snap in plastic lids. Be careful when mounting these covers.Specification:Item Type: Terminal Strip BlockMaterial: Copper, PlasticColor: Black, SilverPurpose: Circuit Link.Package List:1 xTerminal Strip Block Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.