Wowoone Eiechip LED Digital Voltmeter Ammeter, Mini DC Digital Multimeter 100V 10A, Blue Red LED Amp Dual Digital Display Volt Meter Gauge, Car Current Monitor Tester 0.28"

description About this item ❥【CHARACTERISTIC】1 Display Voltage and current simultaneously in different colors, red for Voltage, Blue for current (the current is Measured in the negative rail). 2 Require external power supply; with reversed connection protection. 3 Ground wire of testing end and power supply terminal is the same wire; quick refresh of about 500 MS/time. 4 With built-in shunt, has Voltage and current calibration potentiometers. ❥【WITH MINI SIZED】48 x 29 x 21 mm, wide measuring range(dc 0-100v; 0-10A) and high accuracy percent (± 1 digit). ❥【WIDE APPLICATION】 Eiechip dc voltmeter ammeter has handy connection and wide application, for example, it can be applied to monitoring storage battery, DC adjustable power supply, or voltage and current changing state of other device. ❥【PACKAGE INCLUDE】1x Digital Volt Ampere Meter.2Pcs x Cable. ❥【About us 】 Professional factory, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours. See more product details