WARRANTY --If you have any questions before or after your purchase, please contact us, We will always provide you with satisfactory service. FIT STANDARD DOOR LEVER HANDLE -- Designed to be compatible with most door lever handle. MINIMALIST DESIGN --The Minimalist special blend in most decor. SIMPLE WAY TO STAY SAFE --All you need to do is peelling the 3M tape cover and stick the lock on the right position.The strong viscous of 3M tapes will be better after 24 hours since you installed. Use hair dryer will help you remove the lock without any residue. KEEPING TODDLERS OUT OF DANGER --Home is the most secure place for everyone, still, there are hidden risks for babies. Some of rooms should not allow baby to enter alone including bathroom, storage room, kitchen and ect. Get our door lever locks to keep your babies or cat and dog away from these dangerous rooms or space.