4078 4M-Logiblocs Alarms & Doorbell (6 pc/pack)

4078 4M-Logiblocs Alarms & Doorbell (6 pc/pack)

  • Item: 4078
  • UPC: 085761255708

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Includes the essential blocks for building different alarms. Build your own intruder alarm, Morse code machine and even more gadgets that can be used in your daily life. Requires three AAA batteries - not included. 5yrs and up

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