USB Voltmeter Ammeter Current Voltage Tester LCD Digital Display Power Battery Capacity Tester Measurement USB Charge Indicator

1.Can be easily measured USB port output voltage and the operating current of the device; 
2.Small size, no power, and other ancillary equipment, plug and play; also detect USB charger output voltage and current are standard; used in factories, laboratories and users.
 
Technical indicators: 
Scope of work:Current (0-2.5A) can detect standard mobile phone charger voltage DC5V 
Operating Range: U = 3 ~ 7.5V I = 0 ~ 2.5A 
Resolution: Voltage 10mV Current 10mA 
Error: voltage <± 1% // current <± 2% 
Full scale drop: (when measuring current) 200mV 
Working temperature: 0-60 Celsius 
Product size: 53 * 35 * 14mm 

The tester uses a new generation of power four and a half double integral cycle conversion 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 an interface, cell phone chargers, U disk and other products. 
1.It can be used to measure the empty USB-powered devices, voltage loads, USB terminal equipment working voltage and current. 
2.Current and voltage cycle, easy to use and practical. 
3.Compact and easy to carry, no additional power supply.

I Black model:
1. 100% Brand New and High Quality
2. Type : USB voltage ammeter
3. Material: ABS
4. Size: 60 x 28 x 15mm
5. Color: Black
6. USB Current Voltage Tester
Measuring range: DC 3v – 9v, Current: 0-3A (error: ± 1%), 5A biggest support 5Acurrent (if more than 3A, error will be larger than 3%).