UVC Surface Disinfection Cello UV Cart 1000W PLUS HEPA Filter / NPBI / UVCCADR : 150 CFM - 1200 CFMCoverage: 8000 sq. ft. x 9 ft. (at 1 ACH)Ion Concentration: 100 Million Ions/ccCARB, UL867 Certified LEARN MORE Cello UV Cart 300W PLUS HEPA Filter / Ionizer CADR : 66 CFMCoverage: 500 sq. ft. x 8 ft. (at 1ACH)Ion Concentration: 8 Million Ions/ccCARB, CE, FCC Certified LEARN MORE Cello UVC ROBOT HEPA Filter / Ionizer CADR : 20 CFMCoverage: 150 sq. ft. x 8 ft. (at 1 ACH)Ion Concentration: 8 Million Ions/ccCordless (Re-chargeable Battery) LEARN MORE Cello ULTRA HEPA Filter / UVCCADR : 120 CFMCoverage: 900 sq. ft. x 8 ft. (at 1 ACH)UVC Wattage: 10WCE, FCC Certified LEARN MORE Cello DUET 3.0 HEPA Filter / IonizerCADR : 200 CFMCoverage: 1500 sq. ft. x 8 ft. (at 1 ACH)Ion Concentration: 5 Million Ions/cc LEARN MORE