Note: The dedicated memory for dual-channel motherboards (2 CPUs on the motherboard) is not available for single-channel machines Some single-channel motherboards support REG memory, please confirm clearly before purchasing Read Tips before buying: DDR3 1066 = PC3-8500; DDR3 1333 = PC3-10600; PC3-12800 = DDR3 1600MHz 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 Colour: green Material: PCB Size: Length: 13.3cm Package Contents: 1 x Memory Note: different batches of products are slightly different, the color random(don't accept the specified color) does not affect the use Only the above package content, other products are not included. Note: Light 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.