Basic Features: Internal Smart Lock SA1 To meet the needs of security prevention and modern management in homes, offices, and smart communities. We have provided the SA1 lock for interior doors (wood, fiber, and iron). The smart lock is characterized by simplicity and the availability of a number of different means of use. The smart lock works in several possible ways, which are: Fingerprint (Touch ID). Passcode Access Card Emergency Key Via Mobile Device Properties: It fits on the same size as the internal lock, 45 mm. The lock accommodates 251 users, whether fingerprint, card, or passcode. The lock works on dry AAA batteries that last for 6 months depending on usage. The keypad is touch-activated. Resistant to water drops, humidity, and heat. Supports Arabic language. For better durability, the frame and internal parts are made of aluminum. On offer, the highest offer wins, God bless them.