Why Choose Fingerprint Lock?Compare with traditional lock and combination lock, you maybe forget the keys or passwords. With this fingerprint padlock, no lost keys, no combos needed, your key is your finger.1. LONG RUN TIME Smart padlocks have lower power consumption and longer standby time. The USB rechargeable 150MAH lithium battery can support up to 6-month of standby time or 2-month (2500 times of unlock) in one charge. When out of battery, the smart lock will remain locked, simply connect to a USB power supply and recover.2. 360° Fingerprint recognitionSmart padlock with high-tech fingerprint sensor technology and auto recognition function,Zinc alloy metal lock body construction and stainless steel shackle for superior cut resistance, safety and convenience.3. PADLOCK WIDELY USESPadlock Fingerprint Lock for indoor and outdoor use: Lockers, Gym lockers, Backpack, Luggage, Golf bags, school lockers, wardrobes, warehouse, cargo, bicycle and door other goods that you.Specifications: 1. Material: zinc alloy2. Working voltage: 3.0-4.2V3. Lock weight and Size:90g,7.6*4.6.1.3(cm)4. Fingerprint sensor coverage: 72*64MM5. Unlock speed: within 1 second6. Working period: 6 months year per power Charge7. LED light: three color light: red / blue / green8. Battery: 3.7V lithium build in battery9. Working temperature: -10~+40 degrees Celsius10. Fingerprint capacity: record 10 times and save 10 groupsWhat is in the box:· 1 x Fingerprint lock· 1 x USB charging cable· 1 x User ManualNote:✔ Please follow the instructions in the manual to enter or delete the fingerprint.✔ The initial state is unencrypted. Anyone can open the fingerprint lock. After getting the lock, please follow the instructions in the manual to enter the fingerprint information. 【Smart Padlock Thumb Print】NO APP, NO Key, No Trouble. Friendly to kids and elderly, your finger is the key which discourages the thief to crack the code. Do not worry about losing the key or the password is known to the thief because they can not get your finger. 【Security Thumbprint Padlock】--The finger print pad locks small is made of zinc alloy, whether the padlock body or shackle. High toughness steel wire, the seamless joint is great for anti-thief, anti-dust and anti-erosion. Uncuttable padlock is your best choice to protect your private property from thieves, only3*1.8*0.51in, 90g(3.17 oz) 【Advanced Fingerprint Gym Lock】The electronic stainless steel thin fingerprint lock adopts the advanced fingerprint identification chip, Quick unlock in 0.5 seconds. Finger scan padlock can collect 2 administrators and up to 10 fingerprints total, easy to use. 【USB Rechargeable and Long Lasting】-- 6-months battery life per charge(or 3,500 unlocks). In case it does run out, a 8 second charge using any portable battery pack will awaken the thumbprint padlock. one hour for full charge,it can unlock more than 9,000 times. It meaning 6-12 months you not worry finger print lock out of battery. 【Waterproof Weatherproof Wide Uses】-- Small padlock is best used as a school Locker lock and padlock outdoor storage, suitable for suitcases, golf bags, handbags, school lockers, storage, furniture, wardrobes, bicycle, bike, gate, door and other goods that you want to protect, providing basic protection and security from theft.