Hi Guys a friend of mine recommended this product it's a selector switch that changes the centre setting of your strat setup to humbuckers, or a telecaster setting, depending on what switch you choose to buy No pre amp or battery needed. I've ordered one I'll let you know how it goes.
Best Wishes
Kimball
Here's details
Strat versions
http://www.turnstyleswitch.com/main/superstock-hs
http://www.turnstyleswitch.com/main/superstock-ts
http://www.turnstyleswitch.com/main/original-s
Tele versions
http://www.turnstyleswitch.com/main/superstock-nt
http://www.turnstyleswitch.com/main/original-t
Bass versions
http://www.turnstyleswitch.com/main/original-pb
http://www.turnstyleswitch.com/main/original-jb