4-Digit Combination Lock Box – Water-Resistant & Portable
4-Digit Combination Lock Box – Water-Resistant & Portable
Portable 4-Digit Combination Lock Box — Secure Your Valuables Anywhere
Keep your cash, keys, cards, and small valuables safe on the go with this rugged 4-Digit Combination Lock Box. Built from thickened ABS plastic with a water-resistant sealed shell and equipped with a detachable steel wire, this compact security box is your ideal companion for beach days, gym sessions, camping trips, cycling adventures, and more.
Key Features
- Water-Resistant Sealed Design: The tight-fitting closed shell provides effective protection against splashing water at the beach, pool, and other outdoor wet environments — keeping your belongings dry and secure.
- Resettable 4-Digit Combination Lock: Mechanical lock requires no batteries or keys. Easily set and reset your personal combination at any time — simple enough for students and everyday outdoor users, reliable enough for long-term daily use.
- Detachable Sturdy Steel Wire: The included steel wire lets you anchor the box firmly to railings, chair legs, bike frames, or other stable fixtures. Quick to install and remove for flexible use across different locations.
- Solid ABS Construction: The durable, thickened ABS body stands up to everyday bumps, friction, and minor impacts. Compact dimensions (23.5 × 14.1 × 5.8 cm / 9.3 × 5.6 × 2.3 in) make it light enough to slip into a backpack, handbag, or sports bag.
- Wide Application Scenarios: Perfect for the beach, camping, cycling, gym workouts, swimming pools, student dorms, and travel — a versatile storage solution wherever you need to secure small personal items.
Product Specifications
| Material | Thickened ABS Plastic Body; Steel Wire |
| Colors Available | Black, Blue |
| Dimensions | 23.5 × 14.1 × 5.8 cm (9.3 × 5.6 × 2.3 inches) |
| Lock Type | 4-Digit Mechanical Combination (no batteries/keys) |
| Package Contents | 1 × Portable Combination Lock Box + 1 × Steel Wire |
| Country of Origin | Made in China |
Who Is This For?
Whether you're heading to the gym, beach, campsite, or simply need a secure spot to store a spare key at home, this combination lock box has you covered. Lightweight, portable, and easy to use — it's the practical everyday security solution for students, athletes, travelers, and outdoor enthusiasts alike.
Tip: Always remember your chosen combination, and ensure the steel wire is fastened tightly to a stable, fixed object before leaving the box unattended.
For more guidance on personal property security best practices, visit the U.S. Consumer Product Safety Commission (CPSC).
Frequently Asked Questions
Q: Is the combination lock box truly waterproof or just water-resistant?
A: The lock box features a water-resistant sealed shell designed to protect contents from splashing water at the beach, pool, and in outdoor wet environments. It is not rated for full submersion, so it is best described as water-resistant rather than fully waterproof.
Q: How do I reset the 4-digit combination on this lock box?
A: The mechanical combination lock is fully resettable without any tools. Simply follow the reset steps outlined in the included instructions to choose your own unique 4-digit code. No batteries or keys are ever required.
Q: Can I attach the steel wire to a bicycle or locker?
A: Yes! The detachable steel wire is designed to loop around railings, bike frames, chair legs, locker bars, and other sturdy fixed objects, keeping the box anchored securely while you're away from it.
Q: What items can I store inside the combination lock box?
A: The compact interior is ideal for storing cash, credit cards, keys, a smartphone, small jewelry pieces, and other personal valuables — making it great for gym visits, beach outings, camping trips, and travel.