Blue Sea Systems 8022 DC Analog Ammeter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Shunt type: 50 millivolts at meter full scale</li><li>Meter operating current: 1 milliampere at full scale</li><li>Integral backlight for low-light readability</li><li>Dimensions: 2.375" x 2.800"</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51p71csmoVL.jpg" noproxy>