atnayo Circuit Tester,3 120V Test Light with LED, Car Electrical Fuse Tester

Durable and Safe Construction: The handle of this circuit tester is crafted from high-quality AS plastic, ensuring sturdiness and durability. It is resistant to electricity and heat, providing a safe and reliable grip Multiple Voltage Ranges: This 20cm/7.87'' long circuit tester comes with a flexible spring wire, making it easy to use in tight spaces. Supports a wide voltage range of 3V-120V DC, perfect for testing a variety of vehicle circuits Bidirectional Voltage Measurement: Equipped with alligator clips, this voltage tester can easily connect to both negative and positive grounds. The LED polarity indicators on the circuit board (red for positive "+", green for negative "-") ensure precise readings Compact and Portable Design: The coiled spring wire design of this circuit tester makes it lighter and more compact compared to traditional styluses. Whether at home or on the go, this circuit tester is always ready when you need it Wide Application: Ideal for DIY enthusiasts and professional mechanics alike, this car fuse tester is an indispensable tool for maintaining and repairing vehicle electrical systems