Dimensions: 120 x 120 x 38 mm CFM: 151.85 RPM: 1.05 AMP: 14.50 dBA: 53.0 NO FULL REFUNDS OR RETURNS to customers who decided they simply do not want the product anymore. There will be a 25% re-stocking fee for returned or refunded products. Returned retail packaged product opened by the customer is non refundable. We will replace any Dead-On-Arrival (DOA) item if you contact us within 2 weeks from the day you receive the merchandise. There is a Warranty of one year after the product is received. Warranty is VOID after one year or if product is damaged by any user misuse.