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Signalling Devices

Quickly get the attention of the dive boat or your diving buddy with these surface and underwater scuba diving emergency signalling devices from The Scuba Doctor dive shop.



Product Image Item Name Price+
Ocean Design Marine Safety Whistle

Ocean Design Marine Safety Whistle

The Ocean Design Marine Safety Whistle is a survival whistle that clips to your pocket or belt. It is a good idea to carry a whistle when diving from...
$4.00  $3.50
Save: $0.50 (13%)


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IST Proline Duo-Chamber Split Fin Shaped Safety Whistle

IST Proline Duo-Chamber Split Fin Shaped Safety Whistle

Use this IST Proline Duo-Chamber Split Fin Shaped Safety Whistle to attract attention from the boat or your buddy. Loud, shrill tone when blown makes...
$5.00  $4.00
Save: $1.00 (20%)


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Ocean Design Dive Safety Whistle w Lanyard and Aluminium Clip

Ocean Design Dive Safety Whistle w Lanyard and Aluminium Clip

The Ocean Dive Safety Pealess Whistle with Lanyard and Aluminium Clip is the standard in dive safety whistles! Safety is paramount in any diving...
$9.00  $8.00
Save: $1.00 (11%)


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IST Proline Tank Banger

IST Proline Tank Banger

The IST Proline Tank Banger is a great underwater signaling device. The simplest and most reliable attention getter for Scuba Diving is the Tank...
$15.00  $10.00
Save: $5.00 (33%)


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IST Sports Underwater Pointer/Crayfish Tickle Stick

IST Sports Underwater Pointer/Crayfish Tickle Stick

The IST Sports Underwater Pointer/Crayfish Tickle Stick is an aluminium pointer with ruler and lanyard. Great for underwater photographers after...
$23.00  $18.00
Save: $5.00 (22%)


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Best Divers Marachas 95 Scuba Rattle with Magnetic Holder

Best Divers Marachas 95 Scuba Rattle with Magnetic Holder

This Best Divers Marachas 95 Scuba Rattle with Magnetic Holder is a high quality painted aluminium finish Tank Banger/Marachas shaker alarm which can...
$29.00  $24.00
Save: $5.00 (17%)


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Best Divers Tank Banger

Best Divers Tank Banger

The Best Divers Tank Banger is a very effective signalling device. It works by sitting round your cylinder and is hit against the tank when you need...
$32.00  $28.00
Save: $4.00 (13%)


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Trident Rescue Flash Signal Mirror

Trident Rescue Flash Signal Mirror

Make every dive safer with the ultralight, unbreakable Trident Rescue Flash Signal Mirror. Target boats, planes, helicopters, and distant search and...
$36.00  $32.00
Save: $4.00 (11%)


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Tektite Mark-Lite Fire Fly LED Marker Light

Tektite Mark-Lite Fire Fly LED Marker Light

The Tektite Mark-Lite Fire Fly LED Marker Light is a great chemical light stick alternative. Its five eye-catching red LED's operate for an...
$42.00  $38.00
Save: $4.00 (10%)


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Tektite Mark-Lite Lithium LED Marker Light

Tektite Mark-Lite Lithium LED Marker Light

The Tektite Mark-Lite Lithium LED Marker Light is the chemical lightstick alternative! This LED marker light will operate for 100 hours on one 3.6v...
$42.00  $38.00
Save: $4.00 (10%)


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Featured Products - Rescue / Safety / Signal

IST Sports Underwater Pointer/Crayfish Tickle Stick

IST Sports Underwater Pointer/Crayfish Tickle Stick
$23.00  $18.00
Save: $5.00 (22%)
Nautilus LifeLine Marine Rescue GPS

Nautilus LifeLine Marine Rescue GPS
$399.00  $339.00
Save: $60.00 (15%)

Northern Diver Flexi-Light

Northern Diver Flexi-Light
$45.00  $39.00
Save: $6.00 (13%)

Monthly Specials For May

Trident Underwater Pointer/Crayfish Tickle Stick

Trident Underwater Pointer/Crayfish Tickle Stick
$48.00  $43.00
Save: $5.00 (10%)
Underwater Kinetics Mini Dive Beacon Light

Underwater Kinetics Mini Dive Beacon Light
$45.00  $42.00
Save: $3.00 (7%)

Northern Diver Flexi-Light

Northern Diver Flexi-Light
$45.00  $39.00
Save: $6.00 (13%)
Trident Underwater Laser Pointer

Trident Underwater Laser Pointer
$90.00  $81.00
Save: $9.00 (10%)