113 Features• Inverter Technology- Wider output power range- Energy saving- More precise temperature control• E-ion Air Purifying System with Patrol Sensor- Active e-ions are released to catch dust particles and bring them back the large positively charged filter• Environment Protection- Non-ozone depletion substances refrigerant (R410A)• Long Installation Piping- Long piping up to 15 meters during single split connection only• Easy to use remote control• Quality Improvement- Random auto restart after power failure for safety restart operation- Gas leakage protection- Prevent compressor reverse cycle- Inner protector to protect Compressor- Noise prevention during soft dry operation• Operation Improvement- Quiet mode to reduce the indoor unit operating sound- Powerful mode to reach the desired room temperature quickly- 24-hour timer setting- +8/10°C HEAT operation is designed to provide heating at low temperature settings. It is used in houses unoccupied duringwinter, for the purpose of protecting equipment or housing appliances which may be destroyed by extreme cold weather.• Serviceability Improvement- Breakdown Self Diagnosis function