I bought it and kept it in storage without using it. Pelican Rack R20 Case Original Price: ¥14,053 - Materials: ABS resin, polycarbonate, stainless steel, nylon - Abrasion-resistant / impact-resistant ABS resin case - IP68 level waterproof and dustproof - Waterproof performance that can withstand submersion in 2 meters of water for 30 minutes - Temperature: -23° to 92° - Automatic pressure equalization valve included Maintains constant pressure inside the case while preventing water and dust from entering.