This door knob offers secure access with fingerprint recognition and quick unlocking. It features a traditional keypad and smart app control for remote management (gateway sold separately). Constructed from high-strength metal, it is resistant to wear and allows for easy 15-minute self-installation. The price drops from $49.99 to $24.99 when you apply the coupon code "LKRJD8LS" at checkout. Shipping is free.