... does not leak out from the side.Automatic water supply, built-in water level sensor, can automatically add water to test the ... configure a variety of test standard, user-friendly.Testing standardsGB/T 4744, AATCC 127, EN 20811, BS 2823, BS 3424 ... , and the program test method.ConfigurationStandard configuration: Mainbody,Test Head 100 cm².Optional accessories: EY20-A External clamp UnitFor measurements ...