Description:<br /><br />Item Name: 3V Battery<br />Dimension: L2.5 x W2.5 x H1cm<br />Current: 360MA<br />Output Voltage: 3V<br />Weight: Approx. 30g<br /><br />Features:<br />1. Charging the battery through charging USB interface.<br />2. Output voltage is 3V low-voltage. You doesn't to worry about the security question.<br />3. You can decorate your shoes, clothes or hats and so on.<br /><br />Package Included:<br />1 x 3v Battery