Features: l Made of high quality material, durable and practical to use l The filter can filter out particulate matter such as dust and impurities, and achieve the effect of high efficiency and cleanliness l Resistant to low temperature, effectively humidify the air l As part of normal maintenance, it can be easily disassembled and replaced l It is warmly recommended to replace spare parts every two to three months to keep the sweeping robot at its best performance Specifications: l Maximum Working pressure difference: 0.1 (MPa) l Applicable Model: for Sharp KC-840E-W/B, KC-850 E-W, KC-860 E-W Air Purifier Package Include: l 1 x Cleaning Filter (PCS)