Features: Different standard for your option: ddr3L 4GB 1333/ddr3L 4GB 1600/ddr3L 8GB 1333/ddr3L 8GB 1600. Quick and easy to install, no expertise required (Please refer to your system's manual for seating and channel guidelines). Expands your system's available Memory RAM resource, improving performance, speed and allowing you to take on more while maintaining a smooth experience. Memory modules undergo stringent quality control testing to ensure dependable and reliable performance. Suitable for DDR3 laptop / notebook PC, Mini PC, all in one device. Specifications: Material: PCB Size: approx 10cmx5cmx2cm/4x2x 0.8-inch Standard: ddr3L 4GB 1333/ddr3L 4GB 1600/ddr3L 8GB 1333/ddr3L 8GB 1600 Note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Notebook RAM