1) Bicycle password lock - Function: password based lock for bikes; simple to lock and unlock with a code. - Benefits: eliminate the need for keys; reduces key loss and clutter; quick access when stopping briefly. 2) Steel wire cable lock - Function: steel wire cable lock for bicycles. - Benefits: avoids issues with rusty or lost keys; reduces key management; lightweight and portable option for securing your bike. 3) Theft resistant password padlock - Function: padlock with a password. - Benefits: stronger security than a traditional key lock; helps protect ownership and privacy of your bicycle. 4) Password protected bicycle lock with helmet lock - Function: password based lock that protects your bicycles and gear; helmet lock compatibility. - Benefits: protects your belongings when parked; provides a convenient option to secure a helmet as well. Use scenarios - Daily commute: secure your bike outside cafes, offices, or transit hubs without carrying spare keys. - Quick errands: lock your bike while you run into a store or mall, using a single password to access it later. - Outdoor activities: park securely during a ride or park and lock your helmet to the bike using the helmet lock feature.