Ultrasonic Proximity Sensor Kit

Build your own working proximity sensor... Great fun to build, and has many practical uses once complete! The Ultrasonic Proximity Sensor Kit is a great way to learn about science and build skills in electronics. With a detailed step-by-step instruction manual, it's easy to assemble for people of all ages that love building things. With all components included, you’ll solder and assemble your own distance-measuring alarm—just like the tech in robotics, cars, and smart devices. It makes a great gift for ages 12+, something they are sure to get a lot of joy assembling and using. This kit teaches electronics, soldering, and sensor technology in a fun, hands-on way. Once built, it displays real-time distance on a bright LED screen and sounds a buzzer when objects move into your chosen range. Use it as a motion alarm, garage parking helper, DIY doorbell, or even a digital measuring tool. More than just a toy, it’s a practical electronics project that builds confidence, creativity, and real