Fangrui Product Details Made Of Stainless Steel, This Lock Box Can Be Used Both Indoors And Outdoors And Can Be Hung On A Door Handle Or Fixed To The Wall. Easily Installs On Drywall, Steel Gates, Fence Posts And More. Large Capacity To Hold Multiple Keys, Key Cards, Vehicle Keys Or Other Important Items. Provide Access Codes And Virtual Keys To Family, Friends, Housekeepers And Others Without Worrying About Lost Or Duplicate Keys. Manage Access Anytime, Anywhere. Whether You Are A Homeowner, Tenant, Short-term Rental Property Manager Or Real Estate Manager, A Smart Key Lock Box Makes It Very Convenient To Share Your Car Or House Keys Or Access Cards With Others. Powered By 4 Aaa Batteries, Waterproof, Led Backlit Design Gives You The Freedom To Install Anywhere Near The Lock. The Smart Key Lock Box Package Also Includes 5 Ic Cards, Which Are , Portable And Reliable. People With Uncertain Or Blurred Fingerprints Can Use Smart Cards To Easily Unlock And Gain Faster Entry. Material: Stainless Steel Colour: Black Package Content