Sliding Door Fingerprint Lock Glazing Smart Door Lock Remote Touch Screen Doorbell Office Single Double Glass DoorMaterial: Zinc Alloy Handle Direction: Left Pull Model Number: 6603 Brand Name: Realhelp Fingerprint Capacity: 499 Card Capacity: 2000 Card frequency: 13. 56Mhz Record: 2000 Resolution: 500DIP Work temperature: 30 ~ +60 degree Power Supply: 4. 5V 6. 5V (4 X AAbattery Not include) Work Time: >25000hours Suitable for : Glass door,Wooden door,etc Lock tongue material: Stainless steel Langue : English Open way: Fingerprint,IC Card, Password, remote