1. **Advanced Fingerprint Technology**: The Smart Door Lock Handle features cutting-edge fingerprint recognition, ensuring secure access while eliminating the need for traditional keys. 2. **Versatile Entry Options**: This smart door handle allows entry via a digital keypad, fingerprint, or key card, providing convenience and flexibility for any user. 3. ** Construction**: Made from high-quality aluminum alloy, this electronic lock is designed for longevity and reliability, suitable for various door types including steel, wooden, brass, and stainless steel doors. 4. **Easy Installation**: Compatible with door thicknesses of 35-55mm, this smart door handle can be easily installed on most standard doors without the need for professional assistance. 5. **Power Supply & Protection Level**: Operated by DRY BATTERY (not included), this smart door lock handle is designed for indoor use, with no waterproof protection, making it for residential applications., Manufacturer: QZCX