PWM carrier frequency 23.4KHz. Voltage, current, real time temperature feedback, Overvoltage, undervoltage, overcurrent and overheating protection Features: 4 pin set of pure sine wave output frequency: 50Hz pure sine wave of fixed frequency of 60Hz pure sine wave of fixed frequency 0-100Hz pure sine wave frequency adjustable 0-400Hz pure sine wave frequency adjustable Unipolar and bipolar modulation Comes with deadband control, pin 4 dead time: 300nS dead time 500nS dead time 1.0uS dead time 1.5uS dead time, External 12MHz crystal oscillator Soft- mode pin setting the response time of 1S Serial communication to set the output voltage, frequency and other parameters ,External Serial LCD Module 1602 displays the inverter, voltage, frequency, temperature and current information, Weight: 0.02645547144 pounds, Manufacturer: Kueohse