Digital Voltmeter Ammeter DC 100V/10A Voltage Current Meter Tester Dual LED Display Panel With Connect Wires Voltage Meter Gauge 100% Brand new and high quality! Combines two functions in one Current (A), Voltage (V) It is miniature, accuracy, and more cost-effective. One digital meter can use as two, and save space and bring more economy for user. Working current of Meter itself:≤20mA Voltage Measuring range: DC 0 - 100V Current Measuring range: DC 0 - 10A Voltage resolution (V): ±0.1% Current resolution (A): ±1% Display: 0.28" digital tube, Two color blue and red Operation Temp: -10- 65 Refresh rate: about 300mS / times Dimensions:48mm*29mm*22mm 1x DC 100V 10A Voltmeter & Ammeter Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow slight difference due to manual measurement. Thanks for your understandings.