Wmool Dual USB Current Voltage Charging Tester Battery Voltmeter Ammeter Charger Blue Mobile Power Charging Doctor Red K4L9

Can easily measure the operating current of the output voltage of the USB port and equipment . smallsize , no power , and other ancillary equipment, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users.

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 antiinterference ability , high temperature can be used for measuring USB powered or power consumption of the interface , mobile phone charger , U disk and other products.
1, USB powered devices can be used to measure air , voltage loads , USB terminal equipment working voltage and current .
2, The current and voltage cycle , easy to use and practical.
3, Compact and easy to carry , no additional power supply

Technical indicators:
Scope of work: Current (05A) can detect mobile phone charger voltage compliance DC5V
Operating Range : U = 3 7.5V I = 0 5A
Resolution : Voltage 10mV current 1mA
Error : voltage ± 1% current ± 2%
Full scale drop : ( When measuring current ) 200mV

Package Included:
1pcs* Dual USB Current Voltage Charger Detector