This Seagate ST3144A is a 3.5-inch IDE internal hard drive with a storage capacity of 130MB. It is designed for legacy desktop computer systems and utilizes a standard 40-pin PATA interface. This unit is a pre-owned component intended for use in retro computing builds or data recovery projects requiring period-specific hardware.The drive features a 1/3 height form factor and operates on 5V and 12V power inputs. With 1001 cylinders, 15 heads, and 17 sectors, this drive is suited for users maintaining 286, 386, or 486 processor-based systems. It provides the necessary interface connectivity for classic motherboard configurations.This item is sold in used condition. Please ensure your current system hardware supports the IDE/PATA interface and the physical dimensions of this 3.5-inch drive before purchase. The unit has been wiped and is ready for integration into your retro workstation setup.