The Klima Bee 30.5036 is a digital thermo-hygrometer that is designed to measure both temperature and humidity. It is a professional-grade device that is suitable for use in a variety of settings, including homes, offices, greenhouses, and storage rooms. The device is equipped with a hold function, as well as a maximum and minimum value function, which allows you to track changes in temperature and humidity over time. It is also equipped with a backlight, making it easy to read in low light conditions, and a tripod connector, which allows you to attach the device to a tripod for measurements over a longer period of time. The device is powered by a 9V battery and comes with a battery and instruction manual. The temperature accuracy is ± 0.5°C from -10°C to +70°C, and the humidity accuracy is ±3% from 30% to 80% at 23°C.