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Six knocking sensors and special hammer. Players have to make knock in the only one correct sequence (programmable). As a result external mag.lock will open. 2m wire from each sensor to central box. You can build in sensors to 10mm depth.

Knocking sensors

SKU: ED0181
  • We guarantee, that you as our Client will receive puzzles and props with good and proper quality and full completeness.

    We provide 6 month warranty: spare parts or even replacement.

    In case of any problems with our goods, we will help you to diagnose problem.

  • We provide worldwide shipping via courier service. All packages are trackable. We ship all our items in special shipping (plywood) boxes to prevent any possible damage during the shipment.

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