[Clean Installation]- How to clean up your cluttered battery terminals? terminal strips greatly simplified and neatened up your install. The pressure washer style terminal accepts a wire and the allow signals or power to be distributed . This way you can disconnect a wiring branch without taking down the entire system. [Heavy Duty]- terminal/ strips are well made sturdy and with quality and screws. You can crank down on these for a bite. These allowed you to connect each power wire to each source (ground, battery, and ignition on). Great for wiring jobs. [Protect Cover]- dual screw terminal strips that also include a clear cover to protect accidental Pressing of the terminal. It will be more when the terminals are by snap-in plastic "lids". Be careful when mounting these covers. [Easy Install]- The terminal strips are easy to install and in place by two screw holes at either end of the terminal. Standard spade crimp type work well and you have the option of of making 8 individual connections or by using the whole bar or part of it up to 8 connections to a single line. the connections have been made, clear plastic covers are included that push lock into place to protect the terminals. Material:plastic colour:Random Color Note: Random color, 't accept the specified color. Package Contents: 4 * 8p terminal block 4 * 8p shorting bar Only the above package content, other products are not included. Note: Light 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.