
Boost your ninth-grade physics learning with our junior high school series parallel circuit science experiment equipment set. This comprehensive kit includes everything you need to explore and understand parallel circuits, making complex concepts easy to grasp.
Perfect for classroom use or home study, our science experiment equipment set is designed to sync with ninth-grade physics curriculum. Its hands-on approach encourages active learning, helping students develop a deeper understanding of parallel circuits. Enhance your physics education—order your set today.

Unleash your creativity with our ICL8038 function signal generator circuit making kit! This comprehensive kit includes all the parts needed to generate sine wave, triangular wave, and square wave signals. Perfect for hobbyists and professionals alike.
Ideal for circuit experimentation and educational purposes, this kit offers hands-on learning and practical experience. Whether you're building a new project or teaching a class, this signal generator kit is a valuable tool. Get yours today and start creating!

Take control of your motor with our 2000W Controlled Silicon Speed Controller Motor 220V High Power Electronic Voltage Regulator Dimming Speed Regulating and Temperature Regulating Module. This advanced module allows you to precisely adjust the speed and temperature of your motor, ensuring optimal performance.
Engineered for versatility and reliability, this speed controller is perfect for a wide range of applications. Whether you're working on a DIY project or a professional setup, it provides the flexibility and control you need. Enhance your motor's efficiency with this powerful and precise speed controller today!

TIP41C TO-220 NPN transistor in-line triode new original can be equipped with single integrated circuit