Palm Lock, Smart Door Lock with Palm Vein Recognition, Keyless Entry Smart Locks for Front Door, Keypad, Auto Lock, Dual Battery, Wi-Fi, Works with Alexa & Google, BHMA, IP53, Mechanical Key

Palm vein technology is next generation of biometric authentication method that uses infared sensor to detect the unique patterns of veins in a person's palm to verify their identity. It has shown great advantage over fingerprint on speed, accuracy and security.