AstroAI is a professional digital tool for measuring tire pressure up to 230 psi. Suitable for passenger cars, trucks, and heavy equipment. Provides quick and precise readings even in road conditions. Durable housing with a steel head connector attaches securely from either side of the wheel rim. Offers selectable units of measurement and operating modes. Head section locks tightly to the valve without air leakage. Compact display shows readings, and backlight improves visibility in low light. Powered by standard AAA batteries