Fingerprint Padlock FL-S3 (Silver)

Keyless smart padlock, you finger is key. Small size and large memory capacity , through fingerprint access, fingerprint smart lock padlock can be shared with our family.

  • [ Your Finger is the Key ]:

    Just your fingerprint can lock and unlock. Keyless padlock,never lose your key again! Also don’t worry that the key is copied or the password is cracked.
  • [ Easy Operation ]:

    Stores 10 fingerprints, which are directly managed within biometric padlock. No computer/smartphone is needed.
  • [Automatic Recognition Technology]:

    When biometric padlock is in empty status,you can use any finger to unlock .When you set administrator account , it is private.
  • [ Small & Portable ]:

    Just 85g weight. fingerprint padlock is convenient to carry.
  • [ Waterproof IP65 ]:

    Waterproof padlock support IP65 level function, prevent from the rain and dust efficiently.
  • [ 1 Second Unlock ]:

    Quick-recognition technology,smart padlock support to identify your fingerprint quickly.
  • [ Low Power Consumption ]:

    Full battery offering 3000 times lock/unlock actions.
  • [ Enhanced Security ]:

    Seamlessly designed, Zinc-alloy metal body construction and high quality stainless steel shackle. Prevent from being pried or smashed or cut.

Fipilock Fingerprint Padlock

  • Without key or passwords,only finger control biometric padlock, quickly and conveniently lock/unlock
  • Unique Automatic recognition experience, when fingerprint padlock is in empty status, you can use any finger to unlock, when you set administrator account, it is private.
  • Biometric padlock support 10 sets fingerprint storage,it can be shared to needed people
  • Administrator account identify function make the biometric padlock more secure 
  • Fipilock Intellectual fingerprint lock for luggage,backpack,door,drawer,locker etc.
  • No computer is needed/High quality material. Smrt padlock can prevent from being pried or smashed or cut

Detail information


fingerprint recognition padlock

1 Second to Unlock

With High-tech fingerprint technology and  automatically recognition,thumbprint padlock ,quickly and conveniently 

backpack lock

Simple Design, Elegant Appearance

All Zinc alloy case with seamless joint shows the simple design, Streamlined shape shows the fashion and technology

safety padlock

High-level Safety Performance

All Zinc alloy case with seamless joint prevents hitting and prying,thumbprint locker lock use high quality stainless steel  prevents cutting

automatic recognition technologyTouch to Unlock

Electronic padlock with newest fingerprint technology, from "any finger is key" to "you finger is key",  one touch to unlock

smart keyless padlock

More Thoughtful for You

Compared with traditional padlock, combination padlock and bluetooth padlock, thumbprint padlock easy operation,without keys or passwords , finger touch to lock 

luggage lock

Widely Usage Biometric Locker Lock

Smart and simple operation,you can using the  Smart padlock as biomretric locker lock,backpack lock ,luggage lock ,cabinet padlock etc.

fingerprint scanner padlock Cutting-edge Fingerprint Technology

Fingerprint scanner padlock——Capacitive scanners, High penetrationExcellent recognition, Low misjudgment rate

weatherproof padlock IP65 Waterproof Padlock

Waterproof padlock ,up to IP65 levelprevent the dust and rain efficiently small padlock

Small & Portable Suitcase Padlocks

New generation  fingerprint lock,just 85g weight , small and portable,can used as as travel backpack lock or suitcase padlocks

smart lock padlock

 Low Power Consumption

One charging smart padlock can support up to 2 years for normal using or  offer 3000 times lock/unlock actions

Usage method

biometric padlock

Check the Empty Status

  • When thumbprint lock is in standby status,press the button once,
  • If the blue light is on with a beep, it means biometric  padlock is empty,you can registering the padlock directly,
  • If the blue and red light will flash alternately, it means fingerprint padlock has administrator account.

biometric fingerprint padlock

  Set Administrator Account
  • When thumbprint lock is is standby status,press the button once, after a beep, the blue light is on,
  • Place the administrator account's finger on the fingerprint panel,the blue light is off with a beep. Then release the finger and place again. Repeat 10 times in the same step,
  • When the blue light is on with a long beep, then the light is off to the standby status.The administrator account setting is SUCCESSFUL.

thumbprint padlock

Set User Accounts

  • When thumbprint lock is in standby status,press the button , the blue and red light will flash alternately,it is in identifying status for identifying the administrator's fingerprint.Place administrator finger on the panel ,then the blue light is on with a beep,
  • Place the user account's finger on the fingerprint panel, the blue light is off with a beep. Then release the finger and place again. Repeat 10 times in the same step,
  • The blue light is on with a long beep ,then the light is off to standby status.The user account setting is successful.

luggage lock


  • When thumbprint lock is standby status,place the registered finger on the finger panel,the blue light is on with 2 beeps 
  • Then the steel shackle will automatically pop up from locking hole


  • When thumbprint lock is in unlocking status , insert the steel shackle into the locking hole , then the red light is off  to standby status

keyless padlock

Reset Thumbprint Padlock

  • When thumbprint padlock is in standby status,press the button until red light flashing, then release,it is in identifying the administrator's fingerprint status,
  • Put the administrator finger on the finger panel ,the red light is on with a long beep,
  • At last the light is off to standby status ,it indicated that the smart padlock has been  successfully reset.

waterproof padlock


  • When touch fingerprint locker lock ,the green light will flash, it means the battery is in low power status,
  • Please use the original USB type-C cable to connect the fingerprint padlock and adapter with 5V output

About us

About us

SHENZHEN WALSUN DIGITAL TECHNOLOGY CO.,LTD. founded in 2013, headquartered in Shenzhen, Guangdong, China. Walsun is the leading fingerprint solutions provider in China, focusing on the development and production of fingerprint technology products and embedded fingerprint solutions. 

At present, Walsun has 2 factories and R&D centers, multiple international marketing, and more than 200 employees. We attaches great importance to R & D design, including software development and hardware design. Walsun not only won the honor of Guangdong Province Enterprise of Observing Contact and Value Credit, but also obtained the invention patent of the fingerprint padlock, the U type lock invention patent and the utility model patent and software patent and appearance patent of many products, total hundreds of certification patents at home and abroad, and also got BSCI and ISO9001 international certification and SGS certification.

After years of efforts and development, Walsun has set up very close business relationships with the international shopping malls, supermarkets, trade agents and established the strategic partners relationship.

Walsun take the R & D as company's core competitiveness. Through innovation, keep improving the product design to meet the personalized needs of consumers. Walsun are striving to achieve the vision.

Customer reception

Customer reception

Customer reception

Product Line

Product Line 

FL-S3 certifications

The Certificates of Smart Padlock thumbprint lock


Q1. May I customize the fingerprint lock to print my logo?

A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q2. How many fingerprints the smart padlock can be registered?

A:The fingerprint lock can stores 10 fingerprints, including 1 administrator account and 9 user accounts.

Q3. Does your fingerprint padlock need key and passwords?

A: No, our fingerprint padlock just need place your personal fingerprint on the panel to unlock, without the any key or passwords.

Q4. How many times does the fingerprint padlock can be used after one fully charge?

A:The fingerprint padlock full battery can offer 3000 times lock/unlock actions.

Q5. Do your thumbprint lock include the waterproof and dustproof function?

A: Yes, it is IP65 level waterproof padlock,and prevents the dust and rain efficiently.

Q6. What is the weight of your fingerprint padlock?

A: Just 85g weight small padlock,it’s convenient to carry.

Q7: Does the indicator of thumbprint lock have any reminder?

A: Yes, it have low voltage,lock & unlock remind function.

Q8: Does your fingerprint padlock have any other functions?

A: Yes, our FL-P4Pro (bluetooth padlock) model fingerprint padlock have APP and bluebooth functions to unlock.

Q9: Do you offer quality guarantee about fingerprint padlock?

A: Yes, we offer 1 year warranty to our fingerprint pdadlock.

Q10: Where can the thumbprint lock be used?

A:Thumbprint lock is a smart padlock ,it can be used in locker ,luggage ,bag,handbag ,door,backpack cabinet and so on.


F5, Building 8, Heng Mingzhu Hi-Tech Industrial Park, Tong Fuyu Industrial District, Shajing, Bao an District, Shenzhen, China 518104 CERTIFICATE