Technical Information: Voltage measurement range: DC 0V-100V Current test range: 0-10A Power supply range: DC 4-30V (Note: if the voltage exceeds 30V, an external independent power supply is required) Voltage error: ±0.1% Current error: ±1% Working current: <20mA Refresh rate: about 300mS once Display mode: 3-digit Double 0.28" LED digital tube Display color: Red + Blue Lead length: 15cm Dimensions: 48 x 29 x 22 mm Mounting hole: 46 x 27 mm Working temperature: -10 ° C ~ 65 ° C Package include: 2 x Digital Volt Ampere Meter
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