Upgrade your large-space comfort with this 24000 BTU smart split air conditioner, part of the SEER 19 high-efficiency series, engineered for US households. Equipped with WiFi connectivity and eco-friendly R32 refrigerant, it delivers robust cooling, heating, and fan functions while minimizing energy consumption and environmental footprint. Operating on 230V/60Hz power (dedicated circuit recommended), it’s perfect for 400-500 sq ft areas like large living rooms, home theaters, or commercial offices.Included in the package: 1×indoor unit, 1×outdoor unit, 1×YKR-T121E remote controller, 2×AAA batteries, 2×4m connecting pipes, 1×drain pipe, 1×power cable, 1×mounting plate, 1×pipe protection ring, 1×putty, 1×plastic strap, and 2×user manuals. Installation requires a certified contractor (per safety guidelines) – the kit fits standard wall installations with a 5°-10° slanted wall hole for proper drainage, and connecting pipes support lengths from 9.8ft (3 m) to 98.4ft (30m), with additional refrigerant needed for pipes over 25ft (7.6m).Control comfort seamlessly via the WiFi app (scan QR code for iOS/Android download) or remote: set 24h auto on/off timers, adjust temperature, and toggle swing mode for uniform airflow. The indoor unit features a force switch for emergency use (AUTO mode, 77°F/25°C default) if the remote is lost. Safety highlights include proper grounding, overcurrent protection, anti-freeze function, and compatibility with R32 refrigerant leak detection tools.24000 BTU split air conditioner, SEER 19 smart AC, WiFi enabled split AC, large room air conditioner, energy efficient split AC, R32 refrigerant AC, 230V split air conditioner, cooling heating split AC, commercial grade split AC