Direct Joules readout on front panel after Energy Reduction Test. Increased accuracy in accordance with IEC 60601-2-25 and -2-27:2011 requirements. 20 second period between pulse delivery Increased signal generator voltage for -2-27 tests (Order Option SG). Integrated Pass/Fail reference for checking the equipment and test setup. Dry Capacitor delivers &gt,2.5M pulses at 20 second intervals. Integrated energy measurement, see demonstration video. USB Testminder, Computer Control. External interlock, disables HV output and defeats test when circuit is open. Ergonomically designed for safety, speed and efficiency. Front panel indicates polarity Output voltage and polarity are controlled manually on front panel or via TestLink. Cables, manual and calibration certificate included. One year calibration cycle. One year warranty.