سلام ولتمتر و آمپرمتر چراغ سیگنالی AC350V-100A مربعی و گرد قطر22mm به همراه ترانس جریان ct غیر تخریبی(نمونه با کیفیت)/قیمت مناسب و کیفیت خوب ارسال گرد یا مربع با توجه به موجودی وزن دقیق نیست It is a , digital voltage tester signal indicator, high brightness LED display and cylindrical main body. Adopting high-quality material, the digital voltage indicator is of long-serving life, sturdy and durable It can be used as a signal indication, warning signal, accident signal, and other signals in the line of electric power, telecommunication, machine tool, ship, textile, printing, and mining machinery. Made of plastic, metal, electric components. The digital voltage indicator is of high accuracy, stable working performance, compact size, and exquisite workmanship. Specification Accuracy: ±2% current range: 0-100 (A) Measurement range :60-380 (V) Input voltage: 20-380 (V) Ambient temperature: 0 to 50 degree Package Includes 1 x Square LED Digital Dual Display Voltmeter 1 x coi l