If you are puzzled about that your laptop is not running fast enough, caused by poor memory. This is a high speed DRR2 memory ram, which provides better performance and less consumption, so that you can work efficiently on your computer.
About memory:
Memory ram is divided into Secure Digital, DDR, DDR2, DDR3, please refer to the following list to know what memory your computer needs and what memory you should buy:
PC2100: DDR 266
PC2700: DDR 333
PC3200: DDR 400
PC4200L: DDR2 533
PC4300: DDR2 533
PC5300: DDR2 667
PC6400: DDR2 800
PC8500: DDR3 1066
PC10700: DDR3 1333
PC12800: DDR3 1600

Specifications:
Compatibility: For PC
Memory Type: DDR2
Capacity: 2GB
Memory Frequency: 800MHz
Compatibility: For Intel/ AMD
Voltage: 1.8V
PINS: 240PIN
Package Weight: 21g

Package Included:
1 x Memory Ram

Note:
Please DO NOT force to install if the memory ram is not suitable to your computer, because that will damage the memory and motherboard.