This Glo Toob 3-Cap Pack from Innovative Scuba Concepts is a set of three switches for original Glo-Toob marker lights: a twist-switch, an always-on model, and a push button for above-water use. Also included is a waterproof cap to use when your Glo-Toob doesn't need to be activated and two 23A 12V batteries.

For Glo-Toob Original, FX, IR    1 x Twist On/Off Waterproof Switch Cap    1 x Constant-On Waterproof Switch Cap    1 x Push-Button Splashproof Switch Cap    1 x Waterproof Cover Cap    2 x 23A 12V Battery

Twists to switch the Glo-Toob on or off, waterproof to 11,500', with a stainless steel split ring and two nitrile O-ring seals

Constant-on with no switching involved, waterproof to 11,500', with a stainless steel split ring and one nitrile O-ring seal

Splash-proof push-button model for above-water use, with a quick release buckle and lanyard and one nitrile O-ring seal

Related Questions and Answers

Q: 1. Which cap should I get for the 16-50mm lens?

A: The FUJIFILM XF 16-50mm f/2.8-4.8 R LM WR Lens takes a 58mm front cap.

Q: 2. Will this 49mm cap fit the Canon FD 50mm 1:1.8 lens?

A: The Canon FD 50mm f/1.8 accept a 52mm cap such as the Canon E-52 II 52mm Lens Cap, BH # CALC52. http://bhpho.to/2KskqDd

Q: 3. what lens cover would fit the fujifilm x-e3 23mm?

A: Please review the following lens cap for your capping needed. Sensei 62mm Center Pinch Snap-On Lens Cap and Cap Keeper Lens Cap Holder Kit (2-Pack) BH #SELC62CH2K (B&H Kit) https://bhpho.to/3gx5UGo

Q: 4. will this mount work for a Go Pro Hero 4 Silver?

A: I think so I have the hero 3 it does have your typical go pro mount on the mask

Q: 5. Can this be used on a Canon FD 28mm lens?

A: The Canon 28mm Lens Cap is incompatible with the Canon FD 28mm f2.8 Lens. Instead, get the Sensei 52mm Center Pinch Snap-On Lens Cap, BH #SELC52.

Q: 6. Will this cap fit the Canon EF 50MM 1:1.8 II 52 mm lens?

A: Hi Kanhika, I believe it won't fit your lens. As It sounds like your lens has a 52mm filter thread...

Q: 7. Trying to find a replacement cap for my 35 mm 1.4 L Canon lens. Thanks!

A: This did not fit my standard lens.

Q: 8. Will this fit the 50 mm 1.4 lens?

A: No... it's too small.

Q: 9. Will this fit a canon fd 35mm lens ?

A: If the filter size of your lens is 55mm, then yes. Some took 55mm and some 52mm, it depends on the f/stop and the version of the lens.

Q: 10. Is this a real Canon lens cap, or is it a good copy of it?

A: The Canon E-49 Lens Cap is a Canon brand front lens cap.