Twist on/off dive lights use a twist on and off mechanism with two power settings allowing a user to switch between high and low output each time they turn the light on and off. The following are some of the most common and reliable twist on/off dive lights on the market.

Underwater Kinetics Sunlight SL3 eLED Dive Light

The SL3 eLED is a small and compact waterproof light that delivers high-intensity illumination and extensive burn time. It delivers 125 lumens of brightness with compound path optics making it ideal for exploration through fog and murky waters. The SL3 eLED dive light features a twist on/off bezel switch system with a double O-ring seal for watertight integrity.


  • Depth rating: 152.4 meters
  • Powered by 3 x C-cell alkaline batteries
  • Burn time: 32 hours
  • Construction: Durable ABS, TRP, polycarbonate and stainless steel

FX2500 LED Dive Light

This underwater light by FX divers is a perfect all-round dive, video and photography light loaded with outstanding features. It delivers up to 2500 lumens with a built in battery level indicator. The FX2500 dive light includes a red light for photography, wide angle 100-degree flood for video, UV light for night diving with Bio-Luminescence, along with a spotlight for hunting, signaling and general use. This light is great for underwater video and photography, spearfishing, freediving, scuba diving, lobstering, snorkeling, and cave diving.


  • Brightness: 2500 lumens
  • Cree LED
  • Easy single button function
  • Three power settings for each mode
  • Includes YS mount for mounting onto any arm or connector equipped with a standard top YS mount
  • Burn time: 3 hours on fully charged battery
  • Aircraft-grade aluminum construction

Mini Q40 eLED Plus

The Mini Q40 eLED Plus is a compact dive light that provides excellent brightness for underwater photographers. The unit can be easily mask-mounted using the included mask strap attachment.


  • Includes a twist ON/OFF bezel
  • Sturdy, non-corrosive ABS and polycarbonate plastic construction
  • Power control feature that provides constant light output during battery life
  • Single high-intensity 2-watt LED lasts for thousands of hours

Light & Motion Sidekick Duo

The Sidekick Duo has 600 lumens and both spot and flood beams. The 90-degree flood and 23-degree spot beams are recommended for POV camera work. This dive light features two-button operation, one for on/off and the other to toggle between spot and flood beams. The unit is nicely made with an aluminum housing rated to a depth of 60 meters and a factory-sealed Lithium-ion battery.