The term "better safe than sorry" is especially true with scuba divers who dive at night. It is important that divers have the proper amount of light source, this includes a primary diving flashlight).
LED vs HID Dive Lights
D batteries. Other accessories that could be helpful are lanyards, extra bulbs, and clips.
Mounting Your Lights
There are two ways to mount your dive lights. The most common is a Top Sellers