Highly efficient purification, remove smoke and odour Quadruple filtration design: It adopts multiple filtration systems such as dust collection filter, glass fibre filter, HEPA filter, activated carbon filter, etc. Layer by layer filtration, it effectively removes smoke, dust, odour and poisonous and harmful gases, with a purification rate as high as 99.99%. Activated carbon adsorption technology: activated carbon filter can decompose toxic gases, soothe the secondary pollution, and make the indoor air fresher and healthier. Cooling and heating function, suitable for all seasons Rapid cooling and heating: Combined with the chiller function, it can quickly cool down or warm up, adapt to the needs of different seasons, and provide comfortable temperature regulation for the smoking environment. Uniform air supply: Patented ceramic PTC rotating structure, so that the cold and warm air quickly switch, 10 metres ultra-far air supply, 150 wide-angle air supply, to achieve uniform temperature regulation throughout the room. Energy-saving design, convenient operation Humanised stepless speed controller: you can adjust the wind volume and suction power to meet the needs of different smoking scenes. Safety lock and non-slip design: ensure safety during use, while the non-slip handle design makes the operation more stable. Low noise, low energy consumption Brushless DC motor: reliable performance, long life cycle, stable operation and low noise, will not interfere with your smoking experience. Energy-saving design: low energy consumption, long time use will not cause the burden of electricity. Modular design for easy maintenance Filter cartridge can be replaced separately: each layer of the filter cartridge can be replaced separately, extending the service life of the whole machine and reducing the replacement cost. Internal sealing structure: Ensure all harmful substances pass through the filtration system, higher filtration efficiency, and easy to clean and maintain.