IPX8 is frequently quoted as a "standard", but it is virtually useless. It is supposed to be accompanied by a figure for depth to have any meaning, but that figure is only rarely given. Furthermore, it is a static test, not a dynamic one.

Understanding the Context

There is no requirement to move the item when it is submerged, or to operate it (switch on/off etc). From reading more about the OTR i3 at BLF, it sounds like the light isn't even rainproof. : ( The B158 claims IPX8, which is a little remarkable for a zoom. It is probably not at all waterproof if the focus mechanism is used under water.

Key Insights

But Brinyte largely makes diving lamps, so I'll take their IPX8 claim as entirely possible. Waterproof IPX8 (waterproof up till 2m, for 30 mins) Lockout Untwist tailcap for lockout Tailstand Yes Lanyard Attachment Yes Reversible Pocket Clip Yes From left: Lumintop 14500 LiON, Imren 18650 LiON, Olight S1A Baton, Lumintop Tool AA Looking straight at the XPL LED and you can see the glow in the dark O ring around the inner bezel. Quality The light is rated at IPX8 so should be reasonably waterproof. Build quality is good, and the light survived being lobbed over the fence (in packaging), and left in the pouring rain by Australia Post. WaterDawg just introduced two new IPX8 certified waterproof cases for iPhone 5, which allow you to take underwater photos or videos, while offering everyday protection from drops.

Final Thoughts

The Wetsuit case ... At the base of the thread there is an oring, which is also well fattened, which should allow impermeability to the IPX8. On the body of the mini tactic is inserted, just below the oring, the removable metal clip (which offers a good grip) pointing towards the torch head. The flashlight is rated for IPX8 2m underwater, but I am not going to go swimming in this sub-0 weather, so no 2m test :C Obviously the light does not float, so if you plan to use near a river/lake/ocean I suggest you use the wrist strap! I also did a lux test, and got slightly over 68000cd, so it does match or exceed the specs listed on the ...