This is 638nm 2.1W red high power laser pointer, it is double laser: 2*1.2W. It’s waterproof, it is a diving laser pointer, and the laser beam is very strong, please do not shine on eyes.
Product link: https://www.lucklaser.com/index.php?main_page=product_info&products_id=221
I love this product, would have it for my next dive!
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