About This

• Adopts high-elastic metal structure for stable battery installation. The front and rear card slots enable convenient series and parallel connection. With fine craftsmanship, the whole set features reliable stability and simple operation.
• Equipped with a dedicated storage box for easy organization and portability. It is an ideal tool for in-depth learning and practical verification of basic circuit principles.
• Featured with innovative foldable structure and enlarged dial for clearer readings. Built-in spring quick terminals realize fast and easy wiring. It adopts 2.5-level measurement accuracy and dual-range design to meet standard experimental requirements.
• This comprehensive electrical test box supports various experiments, including series & parallel circuits, electric bell, solar cell, electromagnetic attraction and magnetic field effect of energized conductors for physical principle exploration.
• Usage reminder: Please study the circuit diagram carefully before operation and follow correct wiring methods to avoid short circuit. Standard operating procedures should be followed to ensure safe use.