Carrier Window Type Aircon 1/2HP Aura Top Discharge Remote Control - WCARK006EECGHigh energy efficiency ratio at 12. 0 With only P1. 94 cost per hour power consumption based on Meralco testing Econo Feature: When the room temperature reaches the desired level, the compressor and fan motor turn off. 12 hour Off Timer: Allows you to control the duration of use of your aircon Sleep Mode: Increases the temperature setpoint by one degree every hour, for the first two hours. It stays at that level until the unit is manually switched OFF