The multi-purpose test pen is a precision instrument for electronics testing. It is designed for high-accuracy measurements on PCB circuits and for mini capacitance tests, including chip capacitance measurements, and uses current technology for reliable results. Key benefits - Precise measurements on PCB circuits and micro-capacitance, with a focus on chip capacitance - Built with current technology to deliver accurate, dependable results - 250 V safety rating enables safe testing across a wide range of tasks - One-handed operation with a versatile, multifunction design for efficient use - Compact, handheld form with robust construction for lab bench or field work Use scenarios - Prototyping and debugging: verify PCB trace integrity and monitor small capacitances during development - IC and chip testing: measure chip capacitance on evaluation boards and integrated circuits - Field service and troubleshooting: perform reliable one-handed measurements on site with minimal setup