Features:Made of copper and zinc alloy.Quality can be greatly ensured.Easy operation: disconnect and reconnect battery by one simple turn of the knob on it. Effective to solve theses problems: electric leakage and loss of electricity.Fit for different types of batteries as long as the diameters their pile heads are 1.7cm.Specifications:Material: Zinc alloy and copper Color: green & goldSize: 86*7.2mmPackage Include:1 x Battery Terminal Link SwitchNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Due to personal measurement technique is different, there may be 1-3 cm error of the physical.Thank you!