Input: DC 5V Power: 4W Filter Type: H11 HEPA with Active carbon filter Effective Area: up to 8m3 CADR: 6m3/h Noise Level: <39dB (around 1m away) Life Cycle of the Filter: ~ 300 times Negative Ion Generator Life Cycle: ~ 5000 h Size: Ø66mm x 180mm Weight: 310g