ITEM NAME:DC 0-100V 10A Digital Voltmeter Ammeter Blue Red Dual LED Amp A Volt J1B7 G V6C9 Description&Preview.Display: double three 0.28 "LED digital tube. Mounting hole: 46 x 27 mm. Display color: red + blue. All pictures are for illustration purpose only and Colours may vary slightly. Import Duties. With reverse protection, anti-not burned.