Project Description

The code alarming lock works without key, simply input the code to secure your bike, and it will give alarming noise against theft.

  • 4 numbers creating up to 256 different codes,giving strong protection of your belong
  • No key is needed, just your memory is enough
  • Alarming noise is triggered when 1) input wrong codes 3 times 2)lock is vibrated 3)rope/chain is cut 4)battery screw is moved
  • Alarming noise as loud as 110dB, strong enough to frighten thieves
  • 3XAAA batteries work for 1 year, low battery capacity is warned by led light flashing
For the security of bikes/motorbikes/e-bikes/scooters/grill fence/glass doors etc.

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