Child safety door lock with pre applied 3M adhesive for easy setup - Easy installation and strong adhesion: pre applied 3M adhesive, heat the mounting surface with a hair dryer for a few seconds, then press the lock firmly. For best results, wait 24 hours after installation before use to ensure a full bond. - Versatile compatibility: adaptable to rough and smooth surfaces and suitable for most standard interior doors and cabinet doors. - Safe and reliable: designed to prevent children and pets from opening doors, giving you peace of mind even when you are not nearby. - Durable design: built to tolerate daily door movement while keeping the lock securely in place. - Clear guidance and support: includes video installation instructions, 1 year warranty, and responsive customer service. Use scenarios - Home protection for toddlers: restrict access to bedrooms, bathrooms, or stairs. - Kitchen and pantry safety: keep curious little ones and pets away from cabinets and appliance doors. - Multi room comfort: apply on laundry or utility doors to safely separate restricted areas. Notes - For best results, ensure the mounting surface is clean and dry prior to installation. Allow the adhesive to cure for 24 hours before regular use.