Hey Colin. Thanks for the quick reply. Currently i am planning to buy two of these units and have all the needed drivers installed.

Hey it's me king. No one here should know me. I am new to the Bitcoin community and would like to know if there would any reason for my computer to have issues mining bitcoin if I decide to buy these ASICMinder Block Erupter USB. 330MH/s.
So here are my laptop's specs
Currently, I am running windows 8.1 Processor AMD A6-4400M APU with Radeon(tm) HD Graphics 2.70 GHz RAM 5.00 GB (4.47 GB Useable)
Toshiba Satellite C855D
Thank you for your help.