![digital manometer](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
1. AUTOOL car battery tester always adhere to independent research and development, and owns a number of intellectual property rights, as well as obtaining CE, FCC, ROHS and other testing agencies authoritative certification.
2. The AUTOOL battery tester employs advanced conductivity testing technology to quickly and accurately measure the actual cold start current A value, battery voltage v value, stored charge SOC value, and battery life percentage SOH value of the battery.
3. Our products are made of long-lasting and durable materials, and we insist on perfect production process. Each product leaves the factory after 35 procedures and 12 times of testing and inspection work, which ensures that each product has excellent quality and performance.
4. AUTOOL product quality is up to 3 years. We are always responsible for our users and stand behind our products.
5. AUTOOL Auto Smoke Leak Detector is popular in more than 160 countries and regions around the world, and the cumulative sales have reached 100,000 units worldwide, which is widely relied on and well-received by users.