2PCS Dual USB Current Voltage Charging Detector Voltmeter Ammeter Charger Doctor USB Tester DC LED Display (Color: Red & Blue)

Product description
Specification: Measuring
range: 3.5 -7V
Input voltage: 3.5 -7V
Output voltage: 3.5 -7V
Ambient temperature: 0-60
Scope of work: Current (0- 2.5A ) can detect mobile phone charger voltage compliance DC5V
Operating Range: U = 3 ~ 7.5V I = 0 ~ 2.5A
Resolution: Voltage 10mV current 1mA
Error: voltage <± 1% current <± 2%
Full scale drop: ( When measuring current ) 200mV
Applications: It can be used to measure an empty USB-powered devices, voltage loads, USB terminal equipment working voltage and current. Used in factories, laboratories and users.
Features: Compact and easy to carry, no additional power supply, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users. Can easily measure the operating current of the output voltage of the USB port and equipment Current and voltage cycle, easy to use and practical. It can be used to measure an empty USB-powered devices, voltage loads, USB terminal equipment working voltage and current. Perfect for finding faulty charging wires -- or faulty USB charging plugs. The tester uses a new generation of power four semi~ double loop integral converter IC. With a bandgap reference, range accuracy, high, stable and reliable performance, strong anti~interference ability.
Package included: 2 x USB Detector Volmeter Ammeter