The Smart Gear Cordless Rechargeable Smart Air Pump 7.4V STG-7223-TX is a compact mini pump designed by the brand Smart. With a maximum working pressure of 150 Psi, this black pump is ideal for outdoor activities like camping, hiking, and sporting goods. It auto inflates vehicle tires. Precision air pressure control. Its rechargeable feature makes it convenient to use multiple times without the need for constant power sources, making it a versatile and practical tool for inflating various items such as air mattresses, kayaks, and tires.