Feature: 1. This product combines inductance measurement, frequency measurement, polarized capacitance measurement, and non-polarized capacitance measurement to meet a variety of measurement needs. 2. Clear-definition LCD large screen display, digital symbols show clearly, easy to read, greatly improve the measurement efficiency. 3. According to the different types of capacitance measurement, improve the measurement accuracy. When measuring nonpolarized capacitance, Sw3 switch is used to adjust zeroing; when measuring polarized capacitance, Sw3 is used to choose the measurement ranges. 4. DIY soldering practice of loose parts can not only exercise the hands-on ability, but also teach to understand the use of microcontroller knowledge and the principle of frequency, capacitance, and inductance measurement. 5. Rotary gear switch, choose different functions, measurement is more convenient, improve the accuracy of measurement. Simple operation, suitable for electronic enthusiasts and beginners. 6. The beautiful and wear-resistant design of the transparent acrylic housing prevents the hand from contacting with the board and protects the safety of the user. Specification: This kit is based on 51 microcontroller design capacitance measurement, inductance measurement, and frequency measurement in one of the multifunction measuring instruments, which can measure a variety of non polar capacitance, polarized electrolytic capacitance, inductance, and frequency. Soldering practice production of loose parts, learning to understand the use of microcontroller knowledge and frequency, capacitance, and inductance measurement principles. Suitable for electronic enthusiasts and beginners. Specifications: Name: Capacitance Inductance Meter Set Material: printed circuit board Power supplying voltage: 5V USB Non-polarized capacitance measurement ranges: 1pF-2200pF Polarized capacitance measurement ranges: 1uF-12000uF Inductance measurement ranges: 1uH-1H Frequency measurement ranges: 20Hz-400KHz Item size: Printed circuit board size: 91 * 80mm / 3.59 * 3.15in With housing size: 106 * 91 * 28mm / 4.17 * 3.59 * 1.10in Package size: 100 * 130 * 30mm / 3.94 * 5.12 * 1.18in Package weight: 198g / 6.98ounce . Package List: 1 * Electronics Kit