KEWEISI Type-C Usb Meter Power Meter Usb Voltage And Current 0-5.1A 4-30V Usb Power DisplThe AT34 s a S high-definition color LCD display to display the state of charge of the appliance, voltage, current, capacity, energy, power, equivalent impedance, temperature and other indicators at a gce. 160 degree wide viewing angle, high brightne and working life.AT34: Fast charge recognition, widely compatible; 4-bit accuracy for more accurate measurements; Power-off storage, data is guaranteed; function, Celsius and Fahrenheit free switching; Measure the quality of the charger; USB 3.0 interface: Compatible with USB 2.0, support high current test, support USB3.0 interface mobile hard disk and U disk test.LD35: Heat dispatch method: Hydraulic bearing ligent temperature control fan + All heat sink; Provide 4A, 25V, 35W (3 values are not exceeded) constant current test discharge task.LD35:Adjustable potentiometer: Precision multiloop adjustable potentiometer; Display mode: 4 bit LED tube; Expansion port: Micro USB port, Type-C port;LD35 Upgrade function:Display upgrade; Protection upgrade; Interface upgrade; Cooling upgrade; Precision multi-turn potentiometer; Hydraulic bearing ligent temperature control fan.Technical s:AT34:Measuring voltage: 3.7-30VMeasuring current: 0-4ACapacity measurement range: 0-99999mAhEnergy measurement range: 0-99999mAh-999.99WhLoad impedance measurement range: 1 -9999.9 Temperature measurement range: 0 Celsius-80 Celsius / 32 Fahrenheit -176 FahrenheitOperating temperature range: 0 Celsius-45 Celsius / 32 Fahrenheit-113 FahrenheitLD35:Rated operational voltage: DC4-25.0VMax discharging power: 35WRated operational current: 0.25-5.0A (when fan don’t work, the minimum constant current is 0.05A )Fan Speed: Hydraulic bearing ligent temperature control fan, speed 8000±10%RPMAT34:USB 3.0 interface: Compatible with USB 2.0, support high cuRPMAT34:USB 3.0 interface: Compatible with USB 2.0, support high current test, support USB3.0 interface mobile hard disk and U disk test.LD35:It is suitable for measuring the output current capability of the charger, using the bulk test of the charger factory, and measuring the quality of the Micro-USB charging cable and the Type-C charging cable.This product is not re polarity protection, the input polarity can not be red, otherwise the product is permanently damaged and cannot be repaired!colour:BlackMaterial:plasticsize:5.3*2.6*1.2CMDisplay:0.96 inchPackage Contents:1*Type-C Only the above package content, other products are not included.Note: Light shooting and different displays may ca the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.