Protective Waterproof Case for DJI Osmo Action (Sunnylife) — Compatible with Action 5, Pro, 4, 3

Sunnylife waterproof case for DJI Osmo Action 4/3 (model OA3-FS519) is a protective housing designed to allow underwater and wet-environment use of compatible Osmo Action cameras. Constructed from PC plastic, stainless steel and tempered glass, the case provides a sealed enclosure that preserves camera controls and lens visibility while extending the camera’s usable range to deeper dives.

Advantages

The housing is rated to a depth of up to 40 meters, offering reliable water protection for diving and underwater photography. Corrosion-resistant materials and a rugged build protect the camera from shocks, scratches and environmental wear. The case is lightweight (71 g) and includes cold-shoe adapters to attach external accessories quickly and securely. It is simple to install and removes without tools, maintaining easy access to camera functions while ensuring a tight waterproof seal.

Suitable for

• Underwater diving and snorkeling up to 40 m
• Action sports in wet or dusty conditions
• Travel and outdoor photography in rain or splash-prone environments

Key specifications

• Manufacturer: Sunnylife
• Model: OA3-FS519
• Compatibility: DJI Osmo Action 3 (compatible with some Action 4/Pro/5 variants per product title)
• Material: PC plastic + stainless steel + tempered glass
• Weight: 71 g
• Waterproof depth rating: up to 40 m

How to use

Open the housing following the manufacturer’s alignment marks, insert the camera ensuring the lens and controls align with the case openings, then close the latch until the seal engages. Verify the O-ring is clean and free of debris before each use. Attach any accessories to the cold-shoe mounts as needed. After use in salt water, rinse the case with fresh water, dry thoroughly and store in a cool, dry place.

Usage recommendations

Inspect the sealing surfaces and O-ring before every dive, avoid pressing camera buttons underwater unless designed for use with the housing, and rinse the housing with fresh water after saltwater exposure to prevent corrosion. Do not exceed the specified depth rating.