Features:

1. This product allows you to monitor charging data in real time, such as current, voltage, capacity, , and time.

2. and play, no external supply required. Compact size, easy to carry.

3. Features a digital LCD display for clear data display. The working time and remaining battery level are memorized after a outage.

4. This USB tester can measure charging data for devices such as mobile phones, computers, banks, and laptops.

5. Made of high-quality materials, for  and highly practical.

Specifications:

Part Name: Battery Capacity Tester

Color: Blue

Szie: 73*23*13.5mm

: ABS

Input/Output Voltage: 3-9V, Voltage Resolution: 0.01V

Input/Output Current: 0-3A, Current Resolution: 0.01A

Accuracy: ±1%

Line Loss: Approx. 0.1Ω

IN - Input for port connects to the charger's output for port

RTZ - for reset button, press for 3-5 seconds to for reset the screen

OUT - Output for port connects to the USB for port data cable

Input Voltage Display Window (3-9V) Accuracy: ±1%

Charging Current Display Window (0-3V) Accuracy: ±1%

Battery Capacity Display Window (0-9999mAh)

Operating Time Display Window (0-99 hours)

Unit: Minutes

Package Contents:

1 * Voltage and Current Meter

for note:

1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via .

We only ship to confirmed Order addresses. Please comfirm that your Order for address is in line with your shipping for address.

Please kindly for note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries.  for transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We strive for customer satisfaction! Positive is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your for email within 24 working hours.