ColorChecker Passport DUO is ideal for photographers who also shoot video and any creative looking for accurate and consistent color and creative flexibility. ColorChecker Passport DUO contains four targets – ColorChecker Classic 24 patch target used to create custom camera profiles for still photographers shooting raw, White Balance target for in-camera white balance, and two panels of video targets that can be used for zebras, vector scope, and RGB parade video settings all one rugged pocket-sized protective case.