[PREMIUM QUALITY] Automotive circuit tester probe made of metal, designed for threading with a large alligator clip for convenient one-handed operation. It can reach tight and hard-to-access areas. The ABS body offers superior durability and is shatter-resistant. Features a high-quality 47-inch PU wire that provides heat insulation, wear resistance, and tensile strength for reliable performance.[WIDE APPLICATION] 6-24V automotive screwdriver test light, ideal for various circuit testing applications in vehicles. Suitable for battery testing, headlight testing, brake light testing, fault detection in connections, and injector signal testing.[TESTER LIGHT BULB] Equipped with a high-visibility LED bulb for clear indication of circuit status. The 3W lamp brightness varies with measured voltage and is replaceable for extended use.[BIDIRECTIONAL TESTING] Alligator clamps can be connected to either negative or positive ground. When the probe touches the opposite side, the red LED illuminates for positive connection and the green LED for negative connection.Color: Red + Green Material: Metal + ABS LED lights: Red and Green Package Contents: 1 x Automotive Circuit Tester Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.