10 Best Scuba Diving Flashlights 2026 in the United States

The ORCATORCH DC710 is a strong choice for divers seeking a powerful, reliable underwater flashlight. It shines with up to 3000 lumens brightness, which is very bright and useful for night dives, cave exploration, or murky water. The adjustable brightness levels allow you to conserve battery when full power isn’t needed. Speaking of battery life, it can run as long as 7 hours on the lowest setting, which is great for extended dives. The convenience of Type-C direct charging without removing the battery adds ease and safety.

With a depth rating of 150 meters and an aluminum body, this flashlight is built to handle tough underwater conditions and resist corrosion, making it durable. The wrist strap mount allows for hands-free use, ideal for instructors or any diver needing both hands free. The side switch includes a battery status indicator and a lock function to prevent accidental activation, showing thoughtful design for underwater use. On the size and weight side, it is compact and relatively lightweight at about 1.5 pounds, so it won't feel bulky.

However, it uses a nonstandard battery, which might complicate replacements compared to more common sizes. While the IP68 rating and triple O-ring seals are reassuring, some divers might prefer a higher depth rating if planning very deep technical dives. This flashlight is best suited for recreational and technical divers who need strong, reliable light in various underwater scenarios and value ease of use and durability.

The ORCATORCH D710 Scuba Diving Light is designed to impress with its powerful 3000 lumens output, making it suitable for divers who need strong illumination underwater. Its 6-degree narrow beam provides focused light, enhancing visibility during night dives and explorations. With four brightness levels, including a turbo mode, users can easily adjust the light according to their needs, which is ideal for both short bursts and longer dives. The ultra-long runtime of up to 7 hours on low allows for extended use without frequent battery changes.

In terms of build quality, the D710 shines with its IP68 waterproof rating, allowing it to go down to depths of 150 meters. The robust aluminum alloy construction, combined with multiple O-rings and thick tempered glass, ensures durability even in challenging conditions. The power status display is a thoughtful touch, letting divers know how much battery life remains, which is crucial for planning dives.

While the flashlight does not come with batteries included, which means users will need to purchase them separately, its size and weight of 1.32 pounds may be a consideration for some divers, especially those who prioritize lightweight gear for long trips. Its advanced features, while beneficial, may have a slight learning curve for new divers. The ORCATORCH D710 is particularly suitable for serious diving enthusiasts, technical divers, and those who engage in nighttime or cave diving. It offers impressive brightness and durability but may require additional consideration for weight and battery procurement.

The Bigblue TL 5200 is a powerful scuba diving flashlight that delivers an impressive 5200 lumens brightness with a narrow 10° beam angle, allowing you to focus light on distant objects underwater. This feature makes it well-suited for technical divers or those needing to inspect tight spots. Its aluminum construction provides good durability and corrosion resistance, essential for underwater use.

Weighing 3.5 pounds and measuring approximately 12 x 9.4 x 4.6 inches, it is somewhat heavier and bulkier compared to smaller dive lights, so it may not be ideal for casual or travel-focused divers. The flashlight operates on lithium-ion batteries, which need to be sourced separately. It offers up to 20 hours of runtime across four power levels, controlled by a push-button switch with a battery indicator, making it easy to operate even with gloves on.

Water resistance is included, and accessories such as a tech glove and dry bag add value to the package. This light is a strong choice for those prioritizing brightness and a focused beam for technical diving tasks, but consider its weight and the need to obtain batteries separately when planning your dive setup.