The Tuya App Battery Operated Door Password Card Smart Lock is a cutting-edge device compatible with the Tuya or TT Lock App. Its installation process is easy, and it features Core Technology that integrates Bluetooth unlock, smart card opens, password unlock, dynamic password unlocks, and emergency power. The lock also comes with Cortex-3 Data Encryption to prevent hackers from accessing it. Additionally, it employs mobile App unlocking methods that require no network and supports one-time and timed passwords. The device also features Black Box Prevention with Anti-Electromagnetic Interference to ensure maximum security.