Voltmeter Ammeter Current USB Digital Charging USB Intelligent Tester Mobile

This new USB Voltmeter Ammeter is an intelligent digital tester designed for USB - powered devices. It is highly convenient for measuring the output USB voltage and the input current or voltage of chargers.It is compatible with a wide range of USB electronic products, including USB - connected PCs, home chargers, and car chargers. The device comes in a transparent blue color.The current measurement range is 0A - 3A, with a working current of 20mA. The voltage measurement range spans from 3.5V - 7V. The measurement accuracy is 1%, and it has a display mode that alternates between showing current and voltage. The reading rate is approximately once every 200ms.With a peripheral size of 52x20x14mm (2.05x0.79x0.55in), it is compact and lightweight. The meter pressure drop is 200mV, and it can operate within a storage temperature range of - 10 °C to +65 °C.It features a plug - and - play design, eliminating the need for external power. This makes it highly practical and easy to carry around for on - the - go voltage and current measurements. Each package includes 1 digital voltmeter. Please note that due to monitor differences, the color may appear slightly different in person.