Specifications
Powerful 42 Watt-second flash-tube.
Guide Number: 20m (ISO 100) in air.
Colour temperature: 5400 deg Kelvin.
4 pre-flash settings.
Continuous brightness control from 10% to full-power.
Power: 4 x AA batteries, approx 240 flashes at full power (not included).
Fast recycle time: almost instantaneous for brightness 50% or less.
Slave sensor with receptacle for standard 7mm optical fibre adapter.
Beam angle about 60 degrees horizontal without diffuser– 80 degrees horizontal with diffuser.
Diffuser included for close-ups.
Depth rated to 180 feet / 55m.
Weight: 1 lb 8 oz / 0.68kg with batteries.
Dimensions: 6.5 in x 4.7 in x 4.9 in / 165mm x 120mm x 125mm.