Red YB27A LED AC 60-500V Digital Voltmeter Home Use Voltage Display, 2 Wires LED Displays Features: Adopting the capacitance step-down principle design, not suitable for high frequency occasion Used to monitor the household voltmeter, also applied to other AC voltmeter measuring. Good stability and high measurement accuracy. With trimmer potentiometer. Easy to read, install and Read more about Red YB27A LED AC 60-500V Digital Voltmeter Home Use Voltage Display, 2 Wires LED Displays[…]