Waterproof and robust material The portable security case uses a high-strength ABS plastic shell that is lightweight and practical. It is drop- and impact-resistant for lasting protection. The interior features a high-density EVA liner to cushion valuables. The professional-grade waterproof design leaves no gaps, preventing water ingress. Suitable for use at home or on holiday. Compact and portable safe box Exterior size: 8.5 in x 4.3 in x 2.6 in (L x W x H). Internal size: 7.7 in x 3.9 in x 1.4 in (L x W x H). It can hold a cell phone, USB cable, power supply, passport, cash, credit cards, watches, jewelry, and more. Wire hook length: 50 cm; Wire diameter: 6.2 mm. Package weight: 720 g; Product weight: 640 g. High security safe box The lockbox uses a 4-digit password combination, offering up to 10,000 possible codes. Default combination is 0-0-0-0 and can be reset to your own number. After resetting, it is recommended to photograph the new code to ensure you can retrieve it later. Easy carry and practical Comes with a removable sturdy wire chain, enabling use near the pool or at the beach without unattended items. It is lockable with a code for privacy and security. Ideal for taking exactly what you need, anywhere, at any time. Use scenarios Traveling or business trips to protect valuables in transit or hotel rooms; daily home storage for small valuables; pool, beach, or outdoor activities where temporary security is needed.