Hi,
New on here so hi!
I have recently done a test using a Sainsburys tester and the result is attached, there is definitely a faint blue line but my concern is that Iv'e heard these type of testers are not too accurate! very confused!
any help much appreciated
[IMG]i1168.photobucket.com/albums/r486/whereisharry1/DSCF2706.jpg[/IMG]