【Widely Used】- Fingerprints can be set easily according to the manual. This is a handy fingerprint padlock for personal belongings, like Lady Handbags, Golf bags, Wardrobes, Luggage, Suitcase, Backpack 【Smart Fingerprint unlock】- Never lose your key again! Your finger is the key, Also do not have to worry about the password is copied or cracked. One biometric lock support max to 20 fingerfint. 【High Security & Sturdy structure】 - Seamlessly designed, aluminium alloy metal lock body construction and high toughness stainless steel shackle, protect your cabinet or your home against thieves. Prevent from being pried or smashed or cut. Please record the administrator fingerprint with 360 degree angle so that it will record precisely. The larger the recording area is, the higher recognition rate is. 【USB CHARGING & Extreme Long Run Time】- 1 piece 150mAH lithium polymer battery, with low power consumption and long standby time max last for 6 months ( If you use the lock, the using time depends on the number of use.) Maximum number of unlocks up to 3,000. The fingerprint module is on the standby state and cannot be operated during the charging process. Please wait for 5-6 seconds after the wake-up operation.