【High-quality battery terminal set】The battery terminals are made of high-quality brass, sturdy and durable, and feature good corrosion and rust resistance to reduce voltage distortion and power loss during long-term use. Explosion-proof, pressure-resistant, and corrosion-resistant, with a long service life. 【Upgrade quick-release car battery terminals】The handle of the 12V quick-release battery terminals is made of high-quality aluminum alloy, comfortable to hold, insulated, and safe, and can be used in all high-end vehicles. The handle can be unscrewed quickly and easily. After unscrewing the handle, simply fix the battery terminals in the correct position on the battery. 【Easy to distinguish and install】Plus (red) 16.8-18.2 mm, minus (black) 15.5-17 mm. Easy to identify: red is positive and black is negative to avoid any risk of electric shock. These connectors are of good quality and suitable for most standard-sized car batteries. 【Multipurpose Car Battery Terminals】The threads of