USB Charger Doctor Voltage Ammeter Power Capacity Battery Capacity Tester E133

Features:
This is the mini-USB meter. It can measure voltage, current, power and capacity
 
It can clearly display all the data
 
Can easily measure the USB (PC USB, cell phone charger, car charger, mobile power, etc.) port and device operating current and the output voltage charge-discharge capacity, performance, and judge the performance of the charging cable charging equipment, this tester can meet the requirements
 
Fit to factories, laboratories and personal use, wide range and Easy to use, easy to take alone, no additional power supply, plug and play
 
Secure charging and master your charging data in real time
 
 
Specifications:
 
Material: Plastic
 
Voltage: 3-9V+/-1%
 
Current: 0-3A+/-1%  
 
Time: 0-99H
 
Size: As the picture
 
Package Includes: 1 x USB Charger Doctor Voltage Ammeter