DC 5V USB Charger Doctor Voltage Current Meter Mobile Battery Power Tester 

Scope of work: Current (0-3A) can detect mobile phone charger voltage compliance DC5V

Operating Range: U = 3 ~ 7.5V I = 0 ~ 3A

Resolution: Voltage 10mV current 1mA

Error: voltage <± 1% current <± 2%

Full scale drop: (When measuring current) 200mV

Working temperature: 0-60 驍?br />
The tester uses a new generation of power four semi-double loop integral converter IC・?with a precision bandgap reference・?range accuracy・?high precision・?stable and reliable performance・?strong anti-interference ability・?high temperature can be used for measuring USB powered or power consumption of the interface・?mobile phone charger・?U disk and other products.

It can be used to measure an empty USB-powered devices・?load voltage・?the voltage and current USB terminal equipment at work.

Current voltage cycle・?easy to use and practical.

small and easy to carry・?no additional power supply.