Multifunctional USB Digital Voltage Current Testing Tool 4 - 30V (BLACK)

Overview

Main FeaturesMultifunctional Testing Tool, it can measure voltage, current, discharge flow, also includes timing, over flow and voltage protectionSmall size,easy to carry and store, you can use it anywhere and anytimeThe screen displays current, voltage, and mAh data for easy viewingWith power down storage function and precision current save func...