Standard Type  18000BTU (Model: TKF(R)-52LW) 24000BTU (Model: TKF(R)-70LW) 41000BTU (Model: TKF(R)-140LW) 48000BTU (Model: TKF(R)-160LW)  Functions: World brand-name compressor, high reliability and long-lived running;  Long-range and wide-angle powerful air supply, comfortable in every corner;  Active LCD was shiny with colors and lights;  Intelligent desiccant, plum-rain season and the air more pleasant;  Multi-automatic protection function.