Features:
It can test current and voltage of phone， mobile power bank etc.
With a USB output port and a micro USB input， convenient to test devices.
With LCD screen， easy to see the current and voltage of the devices.
Press the small circle button and the data will be zero， then you can test next data.
Portable design， easy to carry.

Specifications:
Material: Plastic and Electronic Component
Color: White
Input voltage: 3V-7V
Test current: 0.05A-3.50A
Input current: !#!lt!*!3.5A
Voltage resolution: 0.01V
Current resolution: 0.01A
Capacity: 0 ~ 19999mAh
Product weight: 26g
Product size: 5.9 * 2.7 * 1.5cm / 2.3 * 1.1 * 0.6in
Package weight: 80g
Package size: 7 * 4 * 2.5 cm / 2.7 * 1.5 * 0.9in

Package List:
1 * USB Charger Capacity Current Voltage Tester