The Nitro::Lyser™ II is an IoT-enabled multiparameter probe that utilizes UV-Vis spectrometry to measure water quality parameters with high precision and a fast measurement interval of 10 seconds. It features 8 GB of onboard memory for extensive data logging, automatic cleaning capabilities, and operates efficiently in terms of power consumption. The device is easy to configure through mobile WLAN connectivity and comes precalibrated for various applications in wastewater, surface water, and drinking water analysis.