1. Voltage measurement range:0.0V-100V 2. Current test range:0.99mA,0-10A,0-100A 3. Power supply range:Dc4-30.0V 4. Voltage error:+ - 0.1% 5.Current erron:+ -0.1% 6.Extrnal shunt speeifications:75 mi/liohms 6. Warking current 7.Refresh rate: About 300 ms once 8.Display method: Double three 0.28" LED digital tube 9 Display color: Red+Blue
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