Intova ISS 4000 Underwater Slave Strobe (Head Unit)

Sleek and powerful, the Intova ISS 4000 underwater slave strobe provides great performance in a compact size. 4 preflash settings allow the Intova ISS 4000 to work with virtually all cameras. The power knob adjusts anywhere between 10-100% for precise output power. Recycling time between flashes is blazing quick and the diffuser is now included with strobe.

Intova ISS 4000 Strobe 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.