ماژول نمایشگر ولتاژ ، جریان و میزان شارژ انجام شده USB

This product has a USB A Plug on one end and a USB A Jack on the other. Simply add it inline with your USB device and let the brilliant OLED display answer all of your USB power related questions. The display shows three valuable readings; USB Voltage, Current being drawn by your USB device, and Capacity. Lastly in the upper right hand corner the device shows you the time connected.

Specifications:
Voltage Range: 3V-9V
Current Range: 0-3A
Accuracy: 1%
Time: 0-99 Hours
USB Compatibility: USB 2.0 and USB 3.0 (works at 2.0 Speeds)
Dimensions: 2.75in x .91in x .59in (70mm x 23mm x 15mm)
Weight: .53oz
Sampling Resistance: 50mΩ
Measurable Capacity Range: 0-99,999mAh
Current Consumption: <12mA
Display Type: 1.04in OLED Screen
Display Color: White
Designed By: Keweisi
Quantity Included: 1