I have bought this for 5000 and used this Product efficiently for 2 years.
Performace wise it is at is best compared to other brands.
Detecting problems are often caused, The device wont get connected to the pc or does connect but does not show up in the Pc.
Looks Metallic in Nature althought it gets heated up Performing Read/Write Operations.
1 Tb for the price I have paid is totally legit and acceptable.