Product Details of 0-30 V Voltmeter This product is a small voltmeter that can be mounted by two screws. It has a very small error (1%) and has a resolution of 0.1 V. It has a maximum measured voltage of 30 V and is sufficient for most common applications. This voltmeter is useful in building your own power source that consists of a power transformer and a power-down switching voltage. Specifications: • Measured Voltage: 0 to 30 V • Measured Voltage Resolution: 0.1 V • Voltage: 5 V to 30 V • Current consumption: 13 MA • Error: ±1% • Refresh rate: 300 ms • LED Display 0.36 " • Impedance: more than 100 K • Display color: blue • Dimensions: 23 x 15 x 10 mm • Connections: Black - GND; Red - VCC supply; White - measured voltage Don't delay, buy today. Add to cart now!