A Great introduction to the Field of Electronics. Learn about Voltage, Capacitors, Transistors and the terms and procedures to use them. Understand resistor color coding, and follow precise diagrams to complete all 51 experiments included in the comprehensive User's Manual. Build over 50 Electronic projects including finger touch lamp, metal detector, transistor radio, alarm Learn about voltage, current, resistors, capacitors and much more Uses spring hook-up method Requires 1 "9V" battery High Quality Proprietary design Exceptional performance