It is a Flashing Alarm Yellow Digital Voltmeter,Power Supply DC7-25v,Measuring Range DC 0-30V,White Case Design, It has small size, anti-interference ability, high efficiency, long term stable and reliable quality,easy installation and use,Applied to the Motorcycle, Car, E-bike, ATV, Scooter, Battery ,home,factory,garden,industrial equipments and other controlled systems
Input impedance: About 100ohm
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