USB-порт, тестер напряжения, детектор, мобильный аккумулятор, вольтметр

Description:This USB power bank tester can be used to detect the voltage and current output of the USB charger.You can use this USB voltage detector to test the power bank output,so you can easily know the battery condition.You can plug the charging cable on this USB voltage current tester and connect the tester to the charger,and have a eye on the charging condition.This USB meter uses LCD display and is easy to read,the measurement is precise,can display voltage from 3 to 9V,current from 0 to 5A(recommended range 0 to 3A).This USB tester is small and lightweight,is a convenient tool for you to carry in a pocket when you go out.Specification:Material: Plastic + Metal.Color: Show as picture.Size: 60.5*28*15mm.Input/output voltage: 3-9V.Input/output current: 0-5A.NoteThere might be a bit color distortions due to different computer resolutions.There might be a slight errors due to different hand measurement.Package included:1* USB tester.Package Including.