30 days Money Back GuaranteeDIY Laser Tripwire Alarm Kit
A piece by piece laser alarm STEM kit
In your hands, every laser cut wooden piece slots into place and the circuit connects precisely between the LDR sensor and the laser. Press the push button, the beam lines up, and the buzzer goes off the moment it is interrupted. A real visual and audible demonstration of optical electronics, tactile and immersive.
DIY laser security science
Give this kit as an educational gift : intuitive and safe, even for a curious teenager. Thinking the laser might be dangerous? The beam is low power, suitable for educational use, with clear instructions. Sturdiness and safety are guaranteed.
Laser Alarm Kit: specifications
- Dimensions : approx. 11.5 × 7.5 × 12 cm (transmitter) and 7.5 cm deep, same base for the receiver
- Materials : cut wood, PCB, LDR sensor, 5 mW laser, plastic buzzer
- Power : 2 × AA batteries per unit (not included), connectors, on button
- Easy assembly without soldering, detailed manual included, suitable from age 10
Understanding electricity by experimenting
Electricity kits reveal the basics of an energy that is invisible yet essential to daily life. Through simple, playful builds, children (and grown-ups) learn how circuits, switches and bulbs actually work. A concrete way into science that develops curiosity, logic and observation. Perfect for learning moments at home or in the classroom. 👉 Back to electricity & circuit kitsCustomers who viewed this electricity kit also looked at
✔ Satisfaction or Refund
You are covered by our purchase protection.
✔ 30 days satisfaction or refund ✔ Shipment within 48h ✔ Delivery with tracking ✔ Carefully packaged
QUESTIONS ?
Our customer support responds 7 days a week: : contact@science-gifts.co.uk
Customer Service
Response within 24-48 hours
Order Shipment WITHIN 48h
You might also like
| Age range |
|
|---|---|
| Occasion |
|
| Use |
|
Be the first to review “DIY Laser Tripwire Alarm Kit”
Once the order has been validated by our teams, we process it within 24 working hours, then it will be dispatched within 72 hours.
We deliver within an average of 7 to 14 working days. We make every effort to ensure that you receive your order as quickly as possible, without compromising the quality of our goods.
You will receive email notifications and can follow the progress of your delivery with complete peace of mind on our order tracking page.
Reviews
There are no reviews yet.