1.Two sets of 3-6 password System2.The unique electronic low energy comsuption design3.Large LED screen can show power operation and programming information clew.4.International Standard ADI digital button with blind spot, will never wear away.5.DC speed-down motor drive, working life more than 300000 times; 6.Intelligent detecting lock up system, have the self-preservation and the lock fuction.7.Internal Decoration:Carpet8.One time forming processing technology; 9.Double cylinder locker; high quality motor drive10.With correct code, the door will be automatic sprang to 5 degrees.11.Material:High quality A3 steel, 5mm door12.Paint are not easy to fall off; press the button without voice every time.13.Low voltage Alarm:14.ESD antistatic design.15.Senior measures: with decoder operation.16.Print: Print at least 100 record17.Mechanical Key: provided18.Color: Black, Ivory White