DC 4.7-30V 0.56'' Inch LED Digital Voltmeter Voltage Meter Car Motorcycle Electric Volt Tester

0.56'' LED Digital Voltmeter Mini Voltage Meter Detector Volt Gauge Tester DC 12V 24V Blue Display 2 Lead Wire High Precition

Descrtion: 100% new high quality This green DC voltmeter has a DC4.7-30V range. It is easy to read, install and use It is a self-powered version that supports reverse polarity protection. When the voltage is le than 10V, the decimal point will read two readings, which means le than 10V when the accuracy of 0.01; when 10V or more, the accuracy of 0.1 Mini green LED display No power required Specificaitons: LED Display Color: Blue Measuring voltage: DC 4.7-30V second line acce Display: three digits 0.56 "LED, green Refresh speed: about 300mS / time Maximum input: DC 30V (higher than 30v risk of burn) Minimum input: DC 4.7V (le than 4.7V, inaccurate or not shown) Minimum resolution: 0.01V ( 10V) Resolution: 1% ± 1 bit Working temperature: -20 ℃ ~ 65 ℃ Size: approx. 48mm × 29mm × 22mm (L * W * H) Hole size: about 46 * 27mm Current consumption: