BESTOPE USB Mini Charger Doctor Current Test Tool Voltage Test Tool Amp Volt Reader
BESTOPE-Your best choiceFeature:1.Compact and easy to carry, no additional power supply.2.Current and voltage loop display, easy to use and practical.3.USB charger can detect whether the target output voltage and current.4.Stable, reliable performance, anti-interference ability, high temperature.5.Convenient measurement of the output voltage of the usb port and the device operating current.6.Measure usb powered devices,load voltage,usb terminal equipment when working voltage.7.Uses electricity generation four semi-double loop integral converter IC, with precision bandgap reference, range accuracy.8.Can measure usb interface,cell phone charger, u disk and other products or power supply situation.Specifications:Operating range:U=3~7.5V,I=0~2.5AResolution:Voltage 10mv current 1maError:Voltage <1% ,current <2%Package included:1 x USB Power Tester