【4-port design】 The battery terminal connector has 4 ports for different wire connections. Changing the wiring is simple and convenient, the connection is firm and not easily damaged. 【battery protection】 After installing the cable into the battery terminal, simply press the puller to connect it to the battery terminal. The battery terminal can be quickly disconnected to effectively protect the battery and thus extend the battery life. 【Efficient management】The battery terminal connector is cast from one piece with tinned copper and has excellent conductivity, which can effectively reduce transmission power losses and ensure a long service life. 【Widespread】The quick release battery terminal connector has 2 battery terminals (positive and negative) for SAE/JIS A-pillar batteries, trucks, caravans, RVs, vans, car stereos, boats, etc. 【installation tips】 When installing the quick release, do not over-tighten the screws to avoid breakage and damage.