Western Digital Purple internal hard drive 1 TB 5400 RPM 64 MB 3.5 Serial ATA III

HDD size: 3.5" | Storage drive buffer size: 64 MB | Depth: 147 mm | Storage temperature (T-T): -40 - 70 °C | Operating temperature (T-T): 0 - 65 °C | Harmonized System (HS) code: 84717050 | Width: 101.6 mm | Type: HDD | HDD speed: 5400 RPM | Operating voltage: 5 / 12 V | Component for: Surveillance system | HDD interface transfer rate: 6 Gbit/s | Weight: 650 g | Interface: Serial ATA III | HDD capacity: 1 TB | Compliance certificates: RoHS | Storage drive adapter included: No | Non-operating shock: 250 G | Warnings: Do not open or disassemble. | Warnings: Do not drop and avoid strong impacts. | Height: 26.1 mm | Start/stop cycles: 300000 | Operating shock: 30 G | HDD sustained transfer rate: 210 MiB/s | Warnings: Do not expose to high temperatures or moisture.