ZerocoolAstra
Senior Member
SB600 is also a power button which you have to press and hold down for at least 1-2 seconds.errr haaa like those events where u suddenly no need flash and need flash again =D ok la no need so hot i'm sry... =X i tot maybe gt setting on d90.. well does sb600 does something like that?
SB900, I notice, is a rotating switch. Should be slightly faster to switch on/off.