Purchased for a single shoot, no longer needed, excellent bit of kit. Also selling our LUMIX GH5 ii camera. 

Full description:

This waterproof case is designed for the photographer who is enthusiasm for taking photos under the water. 

Compatible lenses in Dry dome port
Panasonic Lumix G Vario 7-14mm F4 ASPH
Panasonic Leica DG Vario-Elmarit 12-60mm F2.8-4.0 ASPH Power OIS
Panasonic Lumix G X Vario 12-35mm f/2.8 II ASPH. POWER OIS
Panasonic Leica DG Nocticron 42.5mm f/1.2 ASPH. POWER OIS
Olympus M.Zuiko Digital ED 7-14mm F2.8 PRO

Specification:
Brands: Seafrogs (Genuine Meikon Brand)
Suitable for: Panasonic GH5 12-60mm/45-150mm lens camera
Compatible for Lens: 12-60mm/45-150mm
Color: Black
Waterproof depth: 40m (130ft)
Lens: Φ0.75*67mm
Waterproof element: o-ring seal
Main material: PC , Optical glass , stainless steel , EPDM rubber .
Operating temperature: 0-40°(32-104°F)
Dimension: approx.201mm×200mm×170mm/7.91×7.87×6.69in(L×W×H)
Weight: 1420g

SeaFrogs WA-5 Wire Angle Dome Port for A7 II GH-5 housing case 
Model: WA-5
Waterproof depth: 40m/130ft
Port: φ80mm*(L)67mm
Compatible for:
Sony A7-II (Meikon): (28-70mm/16-35mm/24-70mm)
Panasonic GH-5 （Seafrogs）: (12-60mm/45-150mm/42.5mm/Macro 30mm/45mm)