Habotest HT5910 earth resistance meter. The Habotest HT5910 resistance meter is a tool that you can use to measure earthing resistances. It offers loop, RCD and AUTORAMP measurements. It has an easy-to-read LCD display that provides you with quick and clear information about the data obtained. Functionality. With the help of the meter, you can successfully obtain information about the earthing resistance. You have access to 100 groups in which the data of the measurements taken are stored. The device is equipped with a special rotary knob with which you can select the desired type of measurement and start the measurement process with the "Measure" button. Ease of use. The HT5910 has an easy-to-read LCD display that shows all the data recorded. This gives you immediate access to your measurements, even in dark or bright environments. The measuring device is powered by 6 AA batteries.