Volomax Vi2000c Power Inverter Pure Sine Wave 2000W + Battery Charger Features: -High conversion efficiency, smart soft start function -Multiple safe protections Input and output are completely independent -Smart, light,and portable,designed for home use -Universal socket, suitable for all kinds of plugs -Pure sine waveform output -Applicable for resistive/sensitive loads -High-procision voltage stability technology -Aerospace-grade silence technology -100% pure sine wave output waveform: designed for sensitive loads(resistive load) -With the technology of CPU centralized control and SMD inside -True sine wave output (Total Harmonic Distortion(THD) lt; 3%) Specifications : Model Volomax Vi2000c Peak power 4000W(1S) Rated power 2000W Output waveform Pure sine wave Output voltage 220V/2305V Harmonic distortion 3 %(Impedance load) Output frequency 50Hz(or 60Hz) Standby current 0 .7A Conversion efficiency 80%~85% Rated voltage 24V Maximum input current 150A Input voltage range 18V-32V Under voltage protection 19.9V 0.5V Under voltage tip 20.9V 0.2V Under pressure recovery 24.7V 0.2V Over voltage protection 30.2V 0.2V Over voltage recovery 29.8V 0.2V High temperature protection Buzzer/LED warning Output short circuit protection Buzzer/LED warning Output overload Smart control Load power factor 0.98 USB Output 5V 1A Battery reverse protection No Cooling way Temperature control Working temperature -20~60 degrees celsius Storage temperature -20~80 degrees celsius Working humidity 10~90%(No condensation) Size/CTN 53*47.5*31.5cm G.W./CTN 28.28KG Packing 6 pcs