The Greenlee 52088274 Proof Tester delivers a robust 5kV output, ideal for testing insulation and ensuring electrical safety. This device is engineered for precision, featuring a user-friendly interface and compact design for portability. It complies with industry standards, ensuring reliable performance in various environments. The tester is equipped with safety features to protect users during operation, making it suitable for both field and workshop applications. Its lightweight construction allows for easy handling, making it a must-have for electrical professionals.