It is a container holding medical supplies for immediate treatment of minor injuries or emergencies.
The green background with a white cross is the internationally recognized ISO 7010 symbol for first aid equipment.
The box appears to be made of aluminum alloy with metal latches, suggesting a durable, portable design suitable for various environments like homes, offices, or factories.
First aid kits typically contain items such as bandages, gauze pads, antiseptic wipes, scissors, and gloves, though contents can vary.