Brand: Clever 
Air Volume: 50 CFM
For Rooms up to 50 square feet
Noise: 4.5 Sones
Power Consumption: 37W
Power Rating: 120/60Hz
Ducting: 3"
UL Certifi ed
Opening: 6 7/8" x 7 7/8"
Housing Height: 2 7/8"
Grill Size: 8 5/8" x 9 5/8"
CSA and ETL Approved