SOONSUN Waterproof Housing Case with 3-Pack Replacement BacPac Backdoor for GoPro Hero 3, 3+, 4 Black Silver

Compatibility: This waterproof case is compatible with GoPro Hero 4 Black, Hero 4 Silver, Hero 3+, Hero 3 action camera.
Glass Lens: The large flat glass lens on the dive case delivers maximum image sharpness above and below water.
Waterproof & Rustproof; Waterproof up to 131 Feet (40 Meters), all buttons on the underwater case are made of 316 stainless steel, which is rustproof in seawater. Ideal for deep-water diving, surfing, swimming, and other water activities.
3-Pack BacPac Backdoors: Waterproof bacpac Backdoor x 1, skeleton bacpac backdoor x 1, touch bacPac backdoor x 1.
Easy to Use: You can switch these backdoors on the housing case for various usage, with these bacpac backdoors, you can mount the bacpac lcd screen or extended bacpac battery with the GoPro Hero 3, 3+ 4 Black / Silver camera.

Package Includes: 1 x Dive case for GoPro Hero 3, 3+, 4; 1 x waterproof bacpac backdoor; 1 x skeleton bacpac backdoor; 1 x touch bacpac backdoor.

Hello,