Features: 1This child safety lock has enough strength to complete the work of preventing babies or pets. 2It is designed to protect your child from potential injury or danger behind the door or room. 3Using environmentally friendly ABS material, it is durable, wear?resistant and tear?resistant. 4There is a strong adhesive on the back, no perforation, can be installed directly, suitable for most standard door handles. 5This safety lock can be easily removed with a hair dryer to avoid damaging the surface of the door. 6It is suitable for most children about 2 years old and most small pets, and is a must?have item at home. 7Please make sure that door is clean and dry before installation. Press and hold the lock for a few seconds, After installation, it is best to wait 24 hours before using it. Package included: 4 x Baby Safety Lock