- Versatile Voltage Testing : This circuit tester accommodates a range of voltage levels—6V, 12V, and 24V—making it essential for various vehicles, including cars, motorcycles, and airplanes. Whether you are a professional mechanic or a DIY enthusiast, this tool ensures you can tackle multiple applications with ease. - Convenient Telescopic Needle : The tester features a telescopic needle designed for durability and precision. This innovative design minimizes the risk of damage, preventing the needle from bending or falling off during use, ensuring reliable performance every time. - Easy Storage with Spiral Wire : The included spiral wire enables effortless storage and organization. The flexible lead offers excellent tensile strength, allowing for smooth movement and adjustments while testing, making it user-friendly and efficient. - Safety First : This circuit tester is engineered for safety, operating without generating heat. The two-pole luminescent lamp reduces the risk of damage during prolonged use, providing peace of mind while you conduct your tests. Use Scenarios : 1. Automotive Repairs : Quickly diagnose electrical issues in cars by testing battery voltage and wiring integrity. 2. Motorcycle Maintenance : Ensure your motorcycle’s electrical system is functioning correctly before hitting the road. 3. Aviation Inspections : Verify electrical connections in aircraft to maintain safety and compliance. With its robust design and versatile functionality, this circuit tester is an indispensable tool for anyone involved in vehicle maintenance and repair.