Product Name: Household Air PurifierModel Number: Ada688-01Place of Origin: ChinaFeatures: 1) Washable pre-filter + HEPA filter + activated carbon filter + multi-photocatalyst filter 2) 3 speeds 3) 4 time control 4) LED screen 5) Remote controlled 6) Filtrates small particles 7) High sterilizing efficiency and dust collecting function 8) Adsorbs kinds of smoke and peculiar smell 9) Discharges negative ions to adsorb and decompose harmful gases, including formaldehyde, toluene, ammonia, carbon monoxide, etc. 10) Fragrance emission 11) 100 - 230V, 50 - 60Hz, 40W 12) Negative ion: ≥3,500,000 ions/cc 13) Effective area: 20 - 30 square meters 14) Purification rate: ≥99.965% 15) Noise: 25 - 45dB 16) HEPA working period: 2 years (12 hours each day) 17) Dimensions: 300 x 300 x 175mm