3pcs Geekcreit 3 in 1 AC 60-500V 100A Square Red LED Digital Voltmeter Ammeter Hertz Meter Signal

Description: ? Display: Voltage, current, frequency
Display color: Red Measuring voltage range: 60~500V A Measuring current range: 6~100A Measuring frequency range: 20-70Hz Size: 2.8*5cm/1.10*1.97 (D*H) Note: Due to the difference between different monitors, the picture may not reflect? the actual color of the item. Thank you!! ? Package included: ? 3 x 22MM Indicator 3 x Round CT