Faria Beede Instruments Black SS 2" Voltmeter 10-16 VDC Chesapeake. 0625" (53mm) A voltmeter indicates the battery voltage and the general condition of the battery charging system. The meter requires no warm-up and indicates voltage changes instantly. Specifications for Faria Beede Instruments Chesapeake Black SS 2" Voltmeter 10-16 VDC: Manufacturer: Faria Beede Instruments Color: Black Features of Faria Beede Instruments Chesapeake Black SS 2" Voltmeter 10-16 VDC Perimeter-lighted black dial Stylish blue and white graphics Polished Stainless Steel bezel Domed glass lens Package Contents: Faria Beede Instruments Chesapeake Black SS 2" Voltmeter 10-16 VDC Faria Beede Instruments 13705: Black SS 2" Voltmeter 10-16 VDC Chesapeake