【Calculator Soldering Kit】This is a 6-digit precision digital display calculator assembly kit, suitable for soldering practice, electronic training experiments, etc. It is ideal for electronic DIY enthusiasts and students to practice soldering. 【Features】Not only can it perform mathematical calculations such as addition, subtraction, multiplication, and division, but it can also convert the resistance value of color ring resistors. The use of transparent keycaps can effectively protect the fonts, ensuring clear identification even after prolonged use. 【Simple Assembly】This product is a DIY kit and comes with detailed installation video tutorials and an English manual. Each installation step is clearly visible, and you can easily complete it based on the positions marked on our drawings and PCB board. 【Wide Application】This soldering kit is suitable for personal hobbies, electronic training experiments, welding group activities, and school practical training soldering projects. This DIY kit not only enhances your soldering skills but also deepens your familiarity with electronic components. 【Packaging and Warranty】You will receive a set of calculator DIY assembly parts and an English manual. If you have any questions, please contact us.