DollaTek Digital Display DC Voltmeter Head - 12-60V Green Backlight

Product parameters: Suitable battery type: lead acid batteries working consumption: 8mA how to use: connect the red wire to the positive pole of the battery, connect the black wire to the negative pole of the battery, then the screen will show the battery capacity, press the power button then the screen will show the battery voltage Specification: Type: digital voltage measuring instrument Measuring range: 12-96 V Input voltage: 12-60V. Output voltage: 12-96V. Ambient temperature: -20°C ~ + 50°C. Weight: 25 gr Dimensions: 57 x 30 x 12 mm. Voltage measurement error: 1% Battery: 2-string-16-string lithium batteries Package includes: 2 x voltmeters