
Miniature voltmeter (23x11 mm) with red LED display.
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Miniature voltmeter (23x11 mm) with red LED display. It is capable of displaying continuous voltages from 2.5 to 30 volts using only 2 wires, in fact it uses the voltage to be read to power itself. Digit height: about 8 mm, accuracy: up to 10 volts 0.01 volts - over 10 volts 0.1 volts, working temperature: from -10 ° C to + 65 ° C. Red wire: positive, black wire: negative.