Pentax AF-200FG

This straightforward P - TTL flashgun has dial control and illumination as wide as 24mm (with the supplied diffuser). Additional SpecificationsGuide No: 20m at ISO 100Modes: P - TTL, TTL, Manual (Full)Widest focal length (without diffuser): 28mmFlash Exposure Compensation: -0.5EV and -1.0EV (P - TTL mode)Power Supply: 4xAA batteries