Lactotest 102 detects hydrogen (H2) thanks to an electrochemical sensor with thermal compensation. The sensor has a long lifetime of 3 years. In order to have reliable results, MEC Lactotests work with sampling system so that sensor is not affected by heat and humidity of the mouth. Different kits are adapted to neonates, infants, children and adults making the instrument patient friendly. The device is easy to use by medical staff and it does not require specific knowledge. It is recommended to calibrate the device each day before performing test on patients. Calibration is easily carried out and it takes not more than 3 minutes. Testing require no consumables and very few maintenance.