DIY Infrared Alarm Kit - Wooden Science Experiment Toy for Kids & Teens - Sturdy & Durable STEM Educational Gift for Christmas, Birthday, New Year - Home Security Learning Project for School Science Fairs
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Estimated Delivery:7-15 days international
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SKU:71068339
Product Description
Specification: Item Type: DIY Infrared Alarm Model Material: Wood Battery: 4pcs AA (Not included) Completed Size: Approx. 80 x 65 x 47mm / 3.1 x 2.6 x 1.9in Package List: 8 x Wood Board 2 x Battery Box 1 x Double-Sided Adhesive 6 x Cable Tie 1 x Connection Cable 8 x Accessory
Product Features
Alarm principle, when shaking the diy infrared, the copper wire of the glass beads will contact the O ‑ shaped lamp, the line is connected, the buzzer issued a sound.
The alarm model let the children become interested in physics, can quickly detect which areas of security is threatened, so that the security work becomes easier and easier to manage.
The science experiment toy knowing how does this device work, how does it detect intruders and how does the whole circuit work.
The infrared alarm develops children's physical and mental skills, improve hands and brain development and improve intelligence development.
The diy science experiment is powered by 4pcs AA battery, made of high quality wood material, lightweight and convenient to operate.
