Powerful Cooling for Up to 250 Sq. Ft: Equipped with a 10,000 BTU (ASHRAE) / 6,000 BTU (SACC) cooling capacity, this portable air conditioner delivers stable and energy-efficient cooling for spaces up to 250 sq. ft., including bedrooms, living rooms, offices, and apartments 3-in-1 Modes & Easy Control: Features cooling, fan (2 fan speeds), and dehumidifier modes to meet everyday comfort needs. The air conditioner can be easily operated using the included remote control or the touch control panel Sleep Mode & 24H Timer with Energy-Saving: AECOJOY N4 air conditioner features Sleep Mode and a 1–24 hour timer, allowing you to maintain a comfortable bedroom temperature quietly at under 50dB. With a CEER of 6.6 and an estimated annual energy cost of $87, this unit delivers energy-efficient cooling Portable & User-Friendly Design: Easily move your cooling comfort anywhere with the built-in carry handle and smooth 360° caster wheels. The detachable and washable filter ensures hassle-free maintenance, keeping your air fresh and clean Easy Installation & Reliable Support: The Indoor AC unit includes a full set of installation accessories: window kit with screws, exhaust hose, adapter, and connectors for quick and hassle-free setup. The Esright air conditioner series comes with a one-year warranty and lifetime after-sales support