What is a Recertified Drive? WD recertified products may consist of customer return units & may have been repaired. ALL recertified products are stringently tested & determined to meet WDs stringent quality standards before they are distributed for sale. Please note that some recertified items may not be cosmetically mint condition & may have scratches or marks What is the warranty on a recertified drive? Ebuyer will support all Recertified Hard Drives with a 90 day warranty. The Deskstar 5K3000 hard drive provides an enormous massive capacity & features innovative Cool Spin technology to deliver a greater level of power efficiency & quiet operation for energy-conscious, environmentally-friendly computers. Key to Cool Spin technology is an optimization of motor speed to provide an ideal balance of performance, power utilization & acoustics. With low power, high capacity & cool operation, the 3.5-inch Deskstar 5K3000 allows manufacturers to leverage the benefits of the latest components & operating systems to deliver more eco-friendly systems. Manufacturers planning to use the highest capacity drive in systems should consult the Hitachi High Capacity Technology Brief.