USB ports are now found not only on home PCs but also on power banks, in cars, and on trains. However, not all ports are of the best quality and provide consistent currents and voltages. With the JT-UM25C, you can keep track of all values at all times. The measuring device supports additional functions such as Quick Charge 2.0 and 3.0, as well as Apple 2.4A, 2.1A, 1A, 0.5A, and Android DCP, and offers convenient evaluation via a wireless interface. With a measuring range of up to 24V and 5A, the JT-UM25C is suitable for practically all applications. The integrated 1.44-inch LCD display can be adjusted to five brightness levels and always provides an overview of all measured values.