P-TTL lens-mounted ring flash with hot shoe controller
P-TTL (TTL corrective auto flash, contrast-control auto flash), TTL (TTL auto flash), Full 1/4 output, 1/16 output (manual flash)
0.59-6.6' (GN 16, ISO 100, f/8)
Auto Power Off 180 seconds, Modeling Light, P-TTL Flash Exposure Compensation (+0.5 to -1.0 EV in 1/2 EV increments)
Ring Flash - 4.4" x 4.4" x 1.2", Controller - 2.7" x 3.3" x 4.5"
Lens Adapter rings included in 49mm, 52mm, 58mm, 67mm filter threads, as well as a macro adapter for PENTAX D-FA series macro lenses
TTL-series-control auto flash, manual flash
Flash Exposure Compensation
In P-TTL mode, +0.5 to -1.0 in 1/2 step increments.
60° from up/down/left/right (flash output ratio selectable from left, left center, center, right center, right)
52.8 at ISO 100/ft (16 at ISO 100/m)
Interval Battery Life
Lithium - approx. 7s interval, 250 full discharges
Leading Shutter Curtain Sync
4 AA batteries (Lithium, NiMH, Alklaine)
Weight W/o Batteries
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