Actual Items manufactor or Batch Number Full Tested.Before Shipping Model: DDR3 SODIMM Name: Ram Memory Type: DDR3 Frequency: 1600Mhz/PC3-12800 voltage: 1.5V Read Tips before buying: DDR3 1066 = PC3-8500 DDR3 1333 = PC3-10600 DDR3 1600 = PC3-12800 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. Material: PCB colour: random color Note: randomly colored. Cannot be chosen the specific color. Package Contents: 1 x Ram 1 x Cooling Vest (random color and appearance, Cannot be chosen the specific color and appearance) 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.