Check the listing for details. YB20 LED Digital Voltmeter Voltage Meter Volt Instrument Tool. Condition: New. Listed at 2.70 USD. DC 0-10V/30V/100V/300V/600V/1000V LED Digital Voltmeter Voltage Meter Volt Instrument Tool 3-Wire Red Display DC Volt Panel Meter Volt Monitor Attention: 1. The power supply voltage of the instrument should not exceed 30V, and enough safety voltage space should be reserved; 2. Due to the limited space of the sticker, some infrequent ranges will be manually rewritten on the sticker, please do not order if you mind it. 3. DC0- 100V, DC0-300V: When the measured value is less than 9.9V, only two digits will be displayed; when the measured value is greater than 9.9V, only three digits will be displayed. 4. DC0-600V: When the measured value is less than 99V, only two digits are displayed; when the measured value is greater than 99V, only three digits are displayed. 5. This meter has no case, the PCB board is exposed. Technical Parameters: Dimension:33*15mm Lead length: >120mm Power consumption: