Brand new and high quality.<br />Small size.<br />Easy to install <br />High measurement accuracy.<br />Size: about 35 x 14 x 10 mm <br />Name: voltage display module <br />Measuring accuracy: 1% <br />Display method: 3 digits <br />Measuring range: DC 0 - 9.99V<br />Current: less than 20 mA<br />Display colour: red<br />Storage temperature: -10 to 65 degrees Celsius <br />Black: common - <br />Red: power supply +<br />Blue: measure voltage + <br />1 x Mini Voltmeter<br /><img src="http://img6.eachbuyer.com/x7/p8/r668_4.jpg" />