Caluma Thermo-Hygrometer mit externer LF-Sonde Caluma LED A special feature of the

A special feature of the H600 Pro is the built-in calibration indicator

You can choose between the M7 or M7 XL as a complete set with a metal carrying case and jet flame

Diese einzigartige Erde setzt die Nährstoffe genau dann frei

ideal for indoor growing

Allows use without a pH meter

Caluma Thermo-Hygrometer mit externer LF-Sonde Caluma LED A special feature of theCaluma Thermo Hygrometer with external RH probe Precise control for your plant cultivation The Caluma Thermo Hygrometer with external RH probe is the ideal tool for every plant enthusiast who desires precise control over the microclimate in their growing area. This high quality device allows you to measure temperature and humidity directly inside the grow tent, while the display can be conveniently mounted outside. This way, you can read the values at