... W/T button for camea's lens zoom W button for wide-angle T button for telephoto Four Parts for Different Camera: P part for Pentax Remote E ... , N65, N75, Nuvis S C part for Canon: Canon EOS 300D (Digital Rebel), 350D (Rebel XT), 400D (Rebel XTi), 450D (Rebel XSi) Canon EOS ELAN 7, 10, 30, 33 ...