1Pc DC 2.5-30V LED Display Mini 2 Wires Voltameter 3-Digital Gauge Voltage Voltmeter Panel Meter

Label:Yes Maxmum input voltage: DC 40V(Higher than this voltage is has a risk of overburning) Size: 30 x 11.5 x 9mm (L*W*H) Working Temperature: -10C-65C Working Current:< 30mA Two-wire Measurement range: DC 2.5~31.5V Speed ratio: about 100ms/time Lead wire length: 15cm Display color: red/ yellow / blue / green.(Please choose the color before you buy it.) Minimum input voltage: DC 2.5V(Lower than 2.5V, the brightness will be weakened, but this will not affect the accuracy of measurement) Display mode: three digit LED digital tube Permissible error: 1%(±1 digit) 100% Brand new and high quality Accuracy automatic adjustment ,when less than 10V accurate to 0.01V, more than 10V accurate to 0.1V And it is self-powered version, Two wire connection, with reverse polarity protection No power supply needed

Package Included: 1x Digital Voltmeter