Keyless Fingerprint Smart Padlock

Product Features:* Wide application: it is perfectly used for doors, cabinets, bicycles, backpacks, storage lockers, etc.* Easy Operation: without tools, you can easily add or remove fingerprints by following the instructions in the user manual.* 10 groups of fingerprints: the padlock supports up to 10 fingerprint recordings (supports two administrators).Specification:1 Material: zinc alloy2. Operating voltage: 3.0-4.2V3. Weight and size of the lock: 90g, 7.6 * 4.6 * 1.3 (cm)4. Fingerprint sensor coverage: 72 * 64 MM5. Unlocking speed: in 1 second6. Working period: one year per power charge7. LED light: three colors: red / blue / green8. Battery: built-in 3.7V lithium battery9. Operating temperature: -10 ~ + 40 degrees Celsius10. Fingerprint capacity: record 10 times and save 10 groups