Fingerprint/Morse Code Access: AICase Biometric Fingerprint Box allows you to access quickly and safely by two ways. One by your fingerprint, and the other by Morse code of 12 digits consisting of “0” and“ 1” and easy to set. Support 50 individual fingerprints: AICase Biometric Fingerprint Box uses high-quality fingerprint biometric technology， biometric fingerprint scanner unlocks the safe in less than 0.5 seconds using a single action. Supports up to 50 individual fingerprints.  180 days standby time after a full charge: AICase Biometric Fingerprint Box built-in 280mah lithium battery, 3000+ times unlock after full charge. When the battery power is less than 5%, the red indicator will flash about 5 seconds , then simply connect to a USB power supply to charge the biometric Fingerprint Box.