Mask Snorkel & keeper Fins Wet suit Boots Weight belt with weights Buoyancy compensator Tank First stage regulator Second stage regulator Alternate air source (often an occy) Pressure gauge Timing device (or dive computer) Depth gauge (or dive computer) Swimmers Gloves Compass Knife Whistle Two torches Dive tables Log book Certification card Spare parts kit Towels Sunscreen First aid kit Money Cyloom stick / Tank light