Samrt Gauge: See the picture Other products: Product: 6-Generation Digital Tire Gauge Low Power Consumption 2 Units PSI / BAR Changeable Accurate & Repeatable Black / Silver 2 Standard Color Selectable Product: 2 in 1 Tire Depth/Pressure Gauge One Key Operation Key Ring / Clip Optional Accurate & Repeatable User Friendly Depth Unit : mm Pressure Unit : PSI / BAR Low Power Consumption Product: Key Chain Type SIZE : W37.5 X L80 X T14.5 mm User Friendly Low Power Consumption Product: Electronic Whistle We design, manufacture, and mass-produce products for customers. With our professional experience and manufacturing capability, we have provided digital tire pressure gauge, digital pressure meter since 1992. Our primary mission is to maintain the highest standards of product quality. All our employees are dedicated to the implementation of a zero-defect policy. In parallel, product quality is upgraded constantly. Research and Development has always been the key c