Multifunctional 3-25V 0-5.1A USB Safety Tester Current Voltage Detector Meter Battery Tester

Features: -OLED display -Black white display voltage and current capacity battery time temperature tester -Technology leader, four screen switch, accurate display, at a glance Specification: Input voltage:3V-25V (V) Output voltage: 3V-25V (V) Voltage range:3V~30V Current measurement range:0-5.1A Ambient temperature: -10~+60 (c) Voltage measurement error:+-5% How to switch language: press the button six times Package includes: 1 x USB tester 2 Types for option: A = Accrate to five decimal, B = Accrate to three decimal Details pictures: