Easy installation: No special tools needed. Mount on a wall, door frame, or convenient spot in minutes. Simplifies key management and enhances security for stored items. Durable aluminum alloy: Built from strong, wearresistant aluminum alloy for lasting performance and better longevity. Flexible placement: Suitable for homes, offices, garages, gardens, apartments, emergency entrances, and other accessible locations. Resettable 4digit code: Features a four digit combination with the option to reset. Luminous digits improve visibility in low light. Practical use scenarios: • Home: store spare house keys for family members, caregivers, or guests. • Office or workshop: keep spare keys for maintenance or restricted areas; share access securely with authorized personnel. • Garage or outdoor spaces: secure spare keys for vehicles or equipment; convenient for service visits without handing out keys.