Features 1、Professional Design: Designed for DDR3L SODIMM compatible laptops, plug and play, no driver required, simple operation. 2、64Bit Width: DDR3L SODIMM memory type, 204Pin data connection, 64bit width, 1.35V/1.5V operating voltage. 3、1600MHz Frequency: Excellent performance at 1600MHz frequency speed, backward compatible with lower frequencies. 4、Improved System Performance: Laptop memory improves system performance by speeding up load times, improving system responsiveness, and increasing the system's ability to handle larger workloads. 5、PCB Material: All modules are tested for quality assurance to ensure reliable and dependable performance, PCB material for long term stability.