Features: 1.Refrigeration pressure gauge, including high and low pressure gauge, vivid dial and clear scale, easy to read data. 2.Adopting high qualiy material of rubber, which makes it durable and have high reliability. 3.Easy to use, no complicated operation steps required, simple operation and have long service life. 4.With compact shape, lightweight and portable, only 7.5 x 3cm/3?1.2in of size. 5.Practical tool for repairing air conditioner, each one undergoes a drive test to ensure true performance. Specification: Item Type: Air Conditioning Fluoride Pressure Gauge Material: Rubber Color: Red/Blue Size: Approx. 7.5 x 3cm/3?1.2in Pressure Units: PSI KPA Blue Gauge Range: 0-500psi Red Gauge Range: 0-800psi PackageList: 1 x High Pressure Gauge 1 x Low Pressure Gauge Note: 1. Due to light and screen difference, the item colour slightly differ from the pictures. 2. Please 0.5?2 cm differences due to manual measurement.