Actual Items manufactor or Batch Number Full Tested.Before Shipping Model: DDR3 SODIMM Name:Ram Memory Type: DDR3 Model: DDR3 SODIMM Frequency: 1866Mhz/PC3-14900 Read Tips before buying: DDR3 1066 = PC3-8500 DDR3 1333 = PC3-10600 DDR3 1600 = PC3-12800 DDR3 1866 = PC3-14900 Pins of Memory Ram: DDR for Desktop =184 pins DDR for Laptop =200 pins DDR2 for Desktop =240 pins DDR2 for Laptop =200 pins DDR3 for Desktop =240 pins DDR3 for Laptop =204 pins Different batches may cause differences in product appearance, printed text, and color, which will not affect the use. Colour:random colors, don't accept the specified color Material:PCB Package Contents: 1 x Ram Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.