Quick Question about E3 flasher

Hi,

I want to buy a an E3 Flasher, however i don't know if it will require a solder procedure.

Please can someone get back to me if the link below is a decent product to buy for my PS3..

PS3 Model: 40GB/CECHJO3 (NOR)/4.40OFW/PSNBanned
http://www.amazon.co.uk/Flasher-simp...13677535457328

Thanks in advance