The app guides you through the entire pH calibration process

It also has the ability to detect and record the presence of water

Recommended for research in aquatic biology and hydrology

Detects On/Off states of motors within an AC magnetic field

HOBO Pendant MX2202 Temperatur/Ljus The app guides you throughA robust waterproof temperature light data logger with bluetooth reading. Well calibrated to be able to deliver accurate temperature and light measurements directly to the mobile phone or PC via the HOBOconnect app. High durability enables long term use in water depths down to 30 meters. It also has the ability to detect and record the presence of water, which is very useful for monitoring places where water occurs periodically Documentation