【ESP32 Smart Farm Kit】: The science kit for kids is based on the ESP32 Internet of Things and integrates multiple sensors to achieve automation, wireless control and intelligent management. It can simulate planting, solar energy application, pet feeding, environmental monitoring, etc., simulating a smarter modern agricultural production management process, cultivating children's understanding and application of modern agricultural technology, and mastering relevant programming knowledge. 【Multifunctional Design】: The IoT-controlled smart farm stem kit has a variety of functions such as solar windmills, pet feeders, automatic watering systems, water level alarms, light-controlled RGB light strips, etc. The rich design meets the exploration of smart technology and the release of creativity. 【2 Programming Tutorials and 16 Detailed Tutorials】: The engineering kit has Scratch and Arduino tutorials, and you can learn as needed. Through 16 story-based tutorials, help children understand a series of advanced experimental projects step by step from basic to advanced, allowing them to systematically learn programming principles and electronic hardware, and stimulate children's interest in technology. 【Hands-on Learning】: Through hardware construction, coding, actual operation of sensors and actuators, etc., let children deeply experience and deepen their understanding of hardware principles and programming techniques, and improve their hands-on ability and problem-solving ability. 【Easy Assembly and Detailed Coding Tutorial】: This stem educational kit contains HD rendered instructions on how to assemble Kit from scratch and all necessary programs and codes. The path is: ACEBOTT Official Website - Resources - WIKI and Assembly Video. 【High-quality Materials & Unique Gifts】: Our stem building kit is made of environmentally friendly plywood and easy-to-use 3D cutting templates, which can be assembled safely; you can paint according to your own interests and hobbies to create a unique work. It is perfect for Christmas, birthdays and various special occasions to give to your favorite people. this STEM kit for kids age 12+ does not contain batteries, you need to purchase them separately.