The KF318LS11IB/4 is a DDR3 SODIMM memory module from Kingston's FURY Impact series, designed to offer high performance for gaming laptops and small form factor PCs. This 4GB module operates at a speed of 1866MHz, providing fast data transfer rates that enhance application performance and improve system responsiveness. It features a 512Mx64 configuration, ensuring efficient operation and compatibility with systems designed for DDR3 1866 MHz memory. With its low voltage of 1.35V, the FURY Impact series is engineered to be power-efficient, making it an excellent choice for portable devices where battery life is crucial. The 204-pin interface guarantees compatibility with a wide range of systems that support DDR3 SODIMM modules. For users who want to elevate their system's performance with a focus on gaming and high-demand applications, the KF318LS11IB/4 provides a perfect blend of speed, reliability, and efficiency.