ITEM NAME:DC 0-100V 10A Led Digital Voltmeter Ammeter Voltage Double Panel P6D2 DC 0-100V 10A Led Digital Voltmeter Ammeter Voltage Double Panel P6D2 Display Color: blue, red Display: 0.28" LED digital,Quantity:1 pc Size:5cm x 2.8cm x 1.5cm/1.96" x 1.1" x 0.59" Power supply:DC 4.5V~30V,Measuring voltage: DC 0~100V,Minimum resolution (V): 0.1V,Measuring current: 10A (direct measurement,built-in shunt) Minimum resolution (A): 0.01A,Refresh rate: greater than equal 500ms/times.Operating temperature: -10 to 65 Celsius,Operating Humidity: 10 to 80% (non-condensing) Features: Double color,double table small size,can display voltage,current at the same time. Power supply from the test circuit, without additional power supply when test voltage,current. Equipped with three connection,used to monitor the battery voltage,timely grasp the state of the battery voltage. WIres Guide: thin black wire: gauge ground wire thin red wire: gauge power anode thick black wire: measurement terminal thick red wire: measurement input voltage + green wire: current input Note: Measuring electric current, please choose according to actual use range, must be used within the scope of the range, otherwise it will damage. Fitment: Car /Battery car/Motorcycle Package Included: 1 x DC 0-100V Voltmeter Ammeter 1 x 3 pins connection 1 x 2 pins connection Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.