?<strong>Feature:</strong><br /><br />Made of brass plated zinc alloy.<br /><br />Good conductivity， stable performance.<br /><br />Easy operation: disconnect and reconnect battery by one simple turn of the knob on it.&nbsp;&nbsp; &nbsp;<br /><br />Effective to solve theses problems: electric leakage and loss of electricity.<br /><br />Corrosion resistant.<br /><br />Fit for different types of batteries and the diameters their pile heads are 10mm.<br /><br /><br /><br /><strong>Specifications:</strong><br /><br />Material: brass<br /><br />Battery pile head diameter: 10mm / 3.9in<br /><br />Size: 10.1 * 3.6 * 3.3cm / 3.9 * 1.4 * 1.3in<br /><br />Weight: 155g / 5.4oz<br /><br /><br /><br /><strong>Packing list:</strong><br /><br />1 * Battery terminal switch