Features:This is the mini USB meter
It can obviously reveal all the data
Can easily measure the USB ( PC USB, cellular phone charger, automobile charger , mobile power , and so on ) port and device working latest and the output voltage charge-discharge capacity, performance, and judge the functionality of the charging cable charging equipment, this tester can meet the requirements !Fit to factories, laboratories and personal use, big selection and Easy to use, smooth to take alone, no additional strength supply, Plug and play:DIY Supplies: ElectricDisplay Type: Digital OnlyCode Accuracy class: Plus or minus 1%Operating temperature: normalPower Supply: ACVoltage: 4-20V+/-1%Current: 0-3A+/-1%Time: 0-99HSpecifications:Model: KWS-V20Material: PlasticColor: BlueSize: 59*23*13