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DROK Mini DC Volt Meter 0.36 Inches Yellow LED Digital Voltmeter Voltage Testing Panel Measure 12 24 Volt Directly for Checking Motorcycle Car Battery
Two-wires connection simply connect the red and black wire to positive and negative pole respectively With reversed connection protection, meaning meter will not burn when connected reversely 0.36 LED digits visible display; it requires low voltage to start; if volt is less than 3.5V, the LED will dim but not affect measurement To acquire best accuracy, its decimal point can move according to different tested voltage(if <10V, two digits show after decimal point; 1 digit shows after decimal point) It can test voltage of 18650 or lithium battery, NiMH battery pack, moto, auto, car, etc;

Price is $9.00

Price: $8.76