The EZM 10 TESTAF is the very first watch that complies with the “Technical Standard Fliegeruhren ”( TESTAF ) has been tested and certified by the Aachen University of Applied Sciences. This ensures that the ECM 10 TESTAF all requirements for the measurement of time during flight operations both under visual flight rules (English: visual flight rules, VFR) and under IFR (instrument flight rules, English IFR met and for professional use as) Fliegeruhr suitable is. This is documented by a certificate and the TESTAF quality seal on the dial.

The construction of the EZM 10 TESTAF consistently pursues one goal: The creation of an operational timer that optimally implements the requirements of a professional pilot’s watch .