I fish a lot with kayaks and have these floats for my waterproof camera, phone and portable GPS in case I capsize or lose my stuff overboard. These floats are rated for 9 ounces. I tested them on my devices and they work fine.
Photo camera Canon PowerShot G9 X Mark II, black
35 Review
Panasonic Lumix DMC-TS25 - Rugged 16.1 MP Digital Camera with 8x Intelligent Zoom (Black)
15 Review
Waterproof Case for DSLR Cameras: DiCAPac WP-S10 Pro Series
9 Review
π· Olympus Tough TG-2 iHS Camera: Unleashing Unmatched Durability and Superior Quality
18 Review