This product from cover, machine departs to MOTISE all parts really adopt the stainless steel material to make machine components. Never fade! Features: 1.Exquisite appearance, rational structure, safe & reliable fingerprint electronic lock. 2.Suitable for Villa, Office, Military Area and Entertainment places. 3.High security pure stainless steel material. 4.Independent electronic in-out management system insure use safely. 5.Can add door magnetic monitoring function. 6.Battery life: Over 15000 times to open door under normal condition. 7.U-design handle is the first choice, maximum protect body.