1、Smart LED Display: Featuring an intelligent LED display, this electrical tester allows electricians to quickly assess the status of circuits with accuracy and efficiency. 2、Inductive Electrical Tester: With a blue light large screen and functions for detecting faults, identifying live and neutral wires, as well as testing DC currents, this tester ensures circuit safety and reliability. 3、Convenient Illumination: Equipped with a built in light function, this tester is perfect for use in dimly lit environments, providing added convenience and visibility for electricians. 4、Accuracy Testing Capability: The accurate testing function of this electrical tester assists electricians in swiftly pinpointing and resolving electrical issues for efficient troubleshooting. 5、Industry Necessity: Designed for common use in the electrical industry, this user friendly tester is a trusted tool that offers convenience and assurance in professional electrical work.