Robust: Made of high-quality plastic with a 3-digit combination code. Safe: This code lock helps secure your wine, preventing unauthorized access, theft, or tampering. Ideal for restricting access by children and teenagers. Password setup: Step 1, press and hold the round silver button on the top; Step 2, adjust the numbers shown at the top (initial password: 000) to your desired combination; Step 3, release the button to complete setup. Multipurpose: Suitable for use in pubs, wine shops, hotels, supermarkets, and restaurants. Can also be used as a promotional gift. Note: The bottle mouth diameter should be between 26-28mm for proper fit. Material: Plastic. Size: 45mm x 42mm x 40mm. Function: Helps preserve wine freshness and prevent theft. Features: - Environmentally friendly design - High-quality black plastic red wine bottle stopper - Digital combination lock for security - Locks securely onto wine and red wine bottle necks - Helps maintain wine freshness and prevent tampering - Secure solution for commercial and home use - Suitable for bars, hotels, restaurants, and retail environments Packaging: 1 x Lock cap