Orders placed after 4pm on weekdays will not ship until the next business day. Orders placed after 12pm Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The Bigblue FF4X5 750 Lumen AFO Aluminum Dive Light (Black) is a high-output underwater LED light with an Automatic Flash Off function. The light has been tested to a depth of 328' (100 m) and features a burn time of 2 hours on high and 5 hours on low. With a stunning 750 Lumen maximum light output, you'll have no problem seeing underwater. This light features a very even pattern with no hotspots or periphery rings to ruin photos or video. The Automatic Flash Off / AFO function gives you better control over lighting by turning off the light momentarily while your strobe is flashing opposite the light. The anti-corrosive anodized aluminum alloy casing ensures that this light is durable and able to survive the elements while still looking sharp. A lantern grip is included.
Included Automatic Flash Off / AFO function: Gives you better control over lighting by turning off light for 1 second when your strobe flashes opposite the light, allowing strobe to illuminate your subject, when triggered
Tested to depth of 328' (100 m)
Burn time of 2 hours on high and 5 hours on low
Long-lasting LED guarantees a lifespan of 50,000 hours of burn time, reducing the need for periodic bulb replacement
Even light pattern with no hotspots or periphery rings to ruin photos or video
Anti-corrosive anodized aluminum alloy casing ensures that this light is durable and able to survive the elements
Thermal protection system prevents torch from overheating by cutting off the power, in case of prolonged use on land, or when the torch has been exposed to temperatures above 70° C.
Safety lock on the switch keeps the torch from being accidentally switched on during transportation
Lantern grip included
In the Box
Bigblue FF4X5 750 Lumen AFO Aluminum Dive Light (Black)
Lantern Grip with 1" Standard Ball Joint
1 Year Limited Warranty
Table of Contents
Show moreShow less
4x 5W LED
Hi: 750 Lumens / Lm Lo: 525 Lm
6500K (11,240° F, 6,227° C)
Aluminum alloy, anti-corrosive anodized
Magnetic rotary with locking mechanism
Hi: 2 hr Lo: 5 hr
328' (100 m)
AFO: 1 sec. +/- 0.3 sec.
8 x AA batteries: Alkaline 1.5V or Ni-MH 1.2V
Diameter: 2.7" (6.8 cm) Length: 8.5" (21.7 cm)
1.7 lbs (0.8 kg) (including batteries) Buoyancy in seawater: -0.6 lbs (-0.3 kg) (including batteries)