Smart Fingerprint Padlock: No Bluetooth, key or password is required. Your finger is your password, don't worry about losing the key or the thief knows the password.?IP65 Security Lock For Locker: The fingerprint lock is made of zinc alloy, whether the padlock body or shackle. High toughness steel wire, seamless joint is great for anti-thief, anti-dust and anti-erosion. IP65 Waterproof gym lock is your best choice to protect your private property from thieves, only 3*1.8*0.51 in, 90 g(3.17 oz).?Advanced Fingerprint Gym Lock: The lock locker adopts the advanced fingerprint identification chip, quick unlock in 0.5 seconds. It can collect 2 administrators and up to 10 fingerprints total, easy to use.?60-DAY MONEY BACK, 12-MONTH WARRANTY: If you have any questions, please feel free to contact us! We promise will do our best to help you solve the questions!