Face recognition, the fastest verification by swiping face is less than 1 second/Voice prompt/Free software/Easy to set Membrane-free sensor ensures high speed and durability 360-degree omni-directional recognition Accept wet, dry, damaged fingers and improve verification rate. Touch-free face recognition by swiping the face and punching the card greatly improves the recognition rate Large capacity, enough space, capacity increase, ensure system stability, easy to operate