This is Red-Blue LED Digital Dual DC 100V 10A Ammeter Voltmeter. This meter will measure up to 100 VDC with a 0.1-volt resolution.
Specification:
- Digital Voltmeter is used to know the actual voltage of different components.
- DVM is widely used to check if there is power in the circuit, such as the mains outlet.
- Knowing the voltage across a circuit, current can be calculated.

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