replacement panel request for sale, brand-new and used.

USB Voltage Ampere Panel Meter Volt Tester Current Monitor DC 4.5-5.7V 0-3A LCD Description: The USB power meter can be used to display a variety of USB power adapter, car charger or mobile power supply output voltage current and power, can also be used to diagnose the quality of USB port contacts, the quality of USB cables, as well as to assess the capacity of mobile power. Features: The use of low-power single

I googled the patent number and found the following info. The figures on the patent sketches looks slightly different than the piece. Patent number: US 3497806

.ebaytemplate_bg{background:#9AC245 url(http://t.pushauction.com/ebaystore_style/PST029/background.jpg) left top

sgbyincons

sgbyincons

Capacitance inductance l/c multimeter meter calibration via key panel control

var flashVersion = window.flashVersion ? window.flashVersion : 0;if (flashVersion

var flashVersion = window.flashVersion ? window.flashVersion : 0;if (flashVersion