Digital Tire Pressure Gauges / Auto Emergency Tools come with a back-lit LCD display and LED flashing emergency light on the head. Working pressure range is 3-150PSI. Prepare this tool in your car. It is a great item to keep you travel safety and help your customers stay safe on the road. Ideal for Automobile Sales Service shops, Automobile dealers, car rental agencies, travel agencies, mechanic shops, trade shows and more. Includes 1 color imprint. Custom logo available. Shipping by Sea if quantity reaches 5,000.