Universal Application: Power distributor connecting block is universally applicable to cars, trucks, boats, RVs or other vehicles, nice replacement. Deep Recesses: The power distribution block with deep recesses is designed to your wiring from exposure to components or other objects that could cause system failure. High Conductivity: Power distribution block is constructed with high conductivity zinc alloy and plating to enhance the security of the connection. Dependable Set Screws: Oversized setscrews with small serrated ends a secure and consistent connection, increasing performance in loose wires. Wiring hole: (0GAX2)--(4GAX6) make wiring your system easier and keep your wiring and secure. Installation instructions: Can be used to install power cords for multiple amplifiers in one car Splitting the wires avoid power hazards caused by connection and the generation of electric Flowing noises, etc. It can be used for the positive pole, negative pole, and ACC control pole. Let us help you with proper wiring. Colour:Black & Silver Material:Plastic+Metal Package Contents: 2x Power Distribution Block Splitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.