4.7GB MEMORY CAPACITY: These DVD R blank discs possess 4.7GB memory capacity for the storage of videos, musics and photos, etc. | 16X HIGH SPEED: These recordable media discs can record the files at the speed of 16X, support up to 1550 photos and 2 hour movie or videos. | WIDELY COMPATIBLE: These blank DVD R are widely compatible with most DVD R and DWD R drivers. | LONG STORAGE LIFE: These DVD R discs provide lasting data archiving and storage life, supports reading up to a million time. | DURABLE MATERIAL: These DVD R media discs are made of premium PC material, which is sturdy and highly durable, not easy to break.

【360 DEGREE DETECTION】Can read 360 degree fingerprints from any angle, 10 fingerprints can be set for each user account, fingerprints can be set for multiple accounts, each family member uses a separate account to set fingerprints for automatic recognition. | 【SELF-LEARNING ALGORITHM】Automatically improve fingerprint information after each successful recognition, adapt to the subtle changes of fingerprints, continuously improve the recognition rate, the more you use it, the more sensitive it becomes. | 【QUICK LOGIN IN 0.5 SECONDS】Verify fingerprints in 0.5 seconds for faster and more secure login. Faster and safer detection and verification through intelligent learning algorithms. | 【SMALL AND PORTABLE】It is small enough to carry around. Plug the fingerprint reader into your computer's USB port for fingerprint recognition and login. | 【ADVANCED PROTECTION】Securely protect your login and data with the most advanced fingerprint security device, if you have any questions about this product, please feel free to contact us.