The Ideal 61-337 600V Auto Ranging Multimeter is a handheld digital multimeter designed for measuring temperature and voltage in a CAT III setting. It features an auto-ranging capability, making it convenient for users to quickly and accurately measure various parameters. Additionally, the multimeter includes a built-in NCVT (non-contact voltage tester) for added safety and functionality. This versatile tool is ideal for professionals in the electrical industry needing precise measurements and temperature readings in a portable and efficient device.