This door knob uses biometric technology for secure fingerprint recognition and quick unlocking. It features a traditional keypad and smart app control for remote management. The price drops from $49.99 to $24.99 when you clip the 10% off coupon on the product page and apply the code "P54WZ9B7" at checkout. Shipping is free for Prime members or on orders over $35.

Clip the 10% off coupon on the product page and apply the code "P54WZ9B7" at checkout.