Specifications:                   Model: X5          Material: Aluminium Alloy          Unlock mode: APP / Fingerprint / Password / Smart card / Key          Fingerprint read: FPC Sensor (Semiconductor Sensor)          Color:  B         l         ack                          User(fingerprint/card/password): Total 99          Chip Type: Dual Core Driver          Touch screen: IML Material          Working power: 4 x AA 1.5V batteries (not include)          Operating temperature: -20 to 55 Centigrade          Password function: support virtual password          Suit for the door thickness about 38 -55mm                 System Voice: Arabic / English / Indonesian / Portuguese / Russian / Spanish / Thai / Vinetnamese         (Russian warehouse shipments only support English voice)         The package contains an English manual, if you need (Arabic /Indonesian / Portuguese / Russian / Spanish / Thai / Vinetnamese) electronic version of the manual, please contact us                                Size:                                                  Comparison With Other Model:                                                  Color:         Mode X5 have 3 color (Black/Silver/Red Bronze), Default is Black, if you need other color please tell us                                                  Use 4pcs AA 1.5V Battery                                    Please use the not rechargeable Alkalin battery; The AA battery is bigger than the AAA battery, it have longer Endurance capability,Other model is use smaller AAA battery. (battery not include in the package)                                                                                      About Installtion:                                    This lock suit for the door thickness 38-55mm door thickness. please measure your old mortise lock size, and check our all options different mortise lock size which one suit for your door. That will more easy replacement.                                                  Installtion Case:                                    Universal both for right and left direction, Push and Pull opening You can adjust the handle direction free.                                                                                      How to select the correct mortise lock size                                    We have over 24 different mortise lock size for choose, so please measure the old lock size follow this picture that you would know which size suit for your door.