The Kewtech KT63 Plus 6 Multifunction Tester is a handheld digital multimeter with a current range of 440V and 50V, making it suitable for a variety of industrial and professional testing applications. With an IP54 rating for protection against dust and water splashes, this tester provides reliable and accurate readings in a compact and portable form factor. The Kewtech brand is known for its quality and durability, making the KT63 Plus 6 a trusted tool for electrical and insulation testing.