Feature: 1. Flame-retardant casing, safe and High quality to use. 2. Electrical parameter measurement function (voltage, current). 3. L-E-D screen full display display voltage and current. 4. Backlight allows you to see the datas clearly even in the dark area. 5. Perfect for electric po-wer, telecommunications, machine tools, shipbuilding, textile, printing, mining machinery and other equipment. 6. Five colors optional, choose the one that you like. Specification: It is a compact, lightweight and functional multi-meter, with large-screen L-E-D display, can display voltage and current at the same time. Features: Flame-retardant casing, safe and High quality to use. Electrical parameter measurement function (voltage, current). L-E-D screen full display display voltage and current. Backlight allows you to see the datas clearly even in the dark area. Perfect for electric po-wer, telecommunications, machine tools, shipbuilding, textile, printing, mining machinery and other equipment. Five colors optional, choose the one that you like. Specifications: Color: Blue, Green, Red, White, Yellow (optional) Voltage: AC 60-500V Current: 0-100A Mounting aperture:22mm Item size: 47 * 29.5mm / 1.85 * 1.16in Package size: 70 * 60 * 50mm / 2.76 * 2.36 * 1.97in Package weight: 60g / 2.12ounce Package List: 1 * Voltmeter Ammeter Package List: 1 * Voltmeter Ammeter