Camera flash suitable for camera type pentax flash guide number iso 100 54 zoom reflector 24 105mm display type lcd weight 350 g flash mode slave flash head movements left through to 135 upwards through to 90 right through to 180 downwards through to 10 series pentax af functions first curtain synchronisation second curtain synchronisation high speed sync hss properties minimal energy usage flash controls ttl p ttl multi flash manual co