Features: Experience the fascinating world of ultrasonic levitation, featuring standing wavelet controller module that stably suspends lightweight objects like foam balls using scientifically principles. Designed with ultrasonic transmitters, microcontroller driven circuit, and power input, this module offer hands on learning about standing wavelet physics through safe, heat managed operational for repeated experiments. Perfect for students, electronics enthusiasts, and educators seeking interactive tools to demonstrate ultrasonic suspension phenomena or practice soldering skills with included component, resistors, and capacitors. Explore physics labs, classroom demonstrations, or home workshops by suspending 2-3mm foam balls between probes, creating visual experiments that illustrate superposition and defying scientific principles. The learning set includes all necessary parts like ultrasonic transmitters, foam balls, and detailed assembly components, enabling users to build a functional levitator while mastering circuit design and standing wavelet applications. Specifications: Component:Metal Size:Approx.4.36x6.5cm/1.72x2.56inch Power input: 5V (0.5-1A) Frequency: 40KHZ Working temperature: -25℃～85℃ Package Includes: 1Pc Ultrasonic Levitator note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.