🔧 Unleash Your Inner Mechanic with Precision Testing! Comes with a circuit connector kit for enhanced connectivity. Large color LCD screen with an easy-to-navigate user menu. AC-RMS, AC Peak to Peak, frequency, and pulse width measurements. Includes a fuel injector tester for quick circuit diagnosis. Supplies power and ground for functional component testing. Large Color LCD 12 x 8.1 x 3.6 in Battery Powered The Power Probe PP401AMZ01 Red IV with Connector Kit is a versatile battery-powered circuit tester designed for professional and DIY mechanics alike. It features a large color LCD screen for easy navigation, advanced signal testing capabilities, and a comprehensive connector kit, making it an essential tool for efficient and accurate circuit diagnosis.