Mares Magnetic Shaker Scuba Diving Communication Device is ranked 9th in safety gear based on our comprehensive analysis.
Reviewed by more than 68 consumers, more than 82% of the reviews about this Mares safety gear had positive sentiment, meaning that these customers would probably advise purchasing this product when asked about a recommended safety gear.
$29.95 (as of 10/11/2017 23:26 PST details )Features:
- Uses a special magnetic system
- Magnet is located inside on either end of the shaker with a ball bearing in between
- Shaking the device moves the ball bearing, creating a loud echo sound underwater
- Great for underwater communication
- A useful underwater safety device