Function introduction: This kit is a multi-functional measuring instrument designed based on the 51 microcontroller that integrates capacitance measurement, inductance measurement and frequency measurement. It can measure various non- capacitances, electrolytic capacitances, inductances and frequencies. DIY welding practice production of spare parts, learn and understand the knowledge application of microcontroller and the measurement principles of frequency, capacitance and inductance., Weight: 0.46076612758 Pounds, Manufacturer: NONDK