B000SKVZOM Pentax AF-200FG Electronic Flash with Case

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Compact design
Guide number of 20 at ISO 100/m
Simple mode dial operation
Clip-on P-TTL auto flash system; includes case
Guide Number 20 at ISO 100/m, 28 at ISO 200/m
Approximately 300 (alkaline), 400 (NiMH), or 450 (lithium) discharges per set of 4 AA-size batteries
Discharge angles of 70 horizontally (78 with wide-angle panel), 53 vertically (60 with wide-angle panel)