1、Feature: Designed for top post batteries and side post batteries, with standard post adapters and 45AH‑200AH battery size, ideal for battery installs in tight spaces. 2、Material: Made of durable copper and ABS, which is rust proof for flawless electricity flow and safety use. With bright red and blue colors for easy daily check. 3、Easy to Use: Put on the terminal and press the cover to connect, unique designed for quick removal, charging, and storage of your boat or vehicle battery. 4、Connection: The terminal of the red cover connects to the positive pole of the battery, and the connector clip of the blue cover connects the negative pole of the battery. 5、Application: Apply to most conventional terminal batteries with round post, suitable for 12V battery of car, ensure stable performance and high reliability. Item Type: Quick Release Battery Terminals Material: Copper, ABS Connection: The red cover connects to the positive pole of the battery, the blue cover connects the negative pole of the battery Function: Quick release car battery connector, ideal for installing batteries in tight spaces Application: Suitable for all post round batteries size 1 x Pair of Quick Release Battery Terminal