Universal Battery Voltmeter 12V - Battery/Voltage Display

Material: ABS
Size: 48×29×21 mm
Mounting hole: 45.5×26.5 mm
Measure range: DC 6-12V
Accuracy of voltage measurement: 1%
Wire length: 150mm
Suitable for lead, acid battery and lithium battery
User Guidance:
Connect the red wire to the battery positive pole, connect the black wire to the negative pole, the screen displays the battery capacity, battery voltage in turn.