It ia a air cooler of multi‑layer cooling, rapid cooling, high‑density dust‑proof filter water curtain. The built‑in multiple high‑efficiency water curtain can effectively filter the particles in the air, and use it without worry. The water curtain can be replaced for long‑term cooling. The original water curtain can be used for 6‑8 months. If it is not used for a long time, it needs to be dried and left. Micron ice mist water‑cooled rapid cooling system. High‑speed fans inhale the surrounding hot air to quickly cool down through the water curtain. Portable design, you can add water and ice by removing the lid, large capacity 200mL, no need to separate the water tank, no need to worry about overflow.