Features: High Efficiency and Time-Saving: Precises Pressure Monitoring: Equipped with a digital display screen, it allows you to monitor the pressure in real-time. With accurate readings and the ability to switch between PSI, BAR, KPA, and KG/CM2 units, you can easily ensure the optimal inflation level for different inflatables. The pump offers four convenient preset modes – tent mode, surfboard mode, swim rings mode, and custom mode. Simply choose the desired mode, and the pump will automatically stop inflating when the preset pressure is reached, preventing over-inflation and ensuring safety. Versatile Power Options: The built-in 8000mAh large-capacity battery provides long-lasting operation and eliminates the hassle of tangled cords, offering you ultimate portability. Additionally, the pump supports car power supply, making it a perfect companions for outdoor adventures without worrying about running out of power. Multi-Functional and Emergency-Ready: Specifications: Color: Black Material: ABS Input Voltage: 5V, 2A USB Output: 5V, 2A Inflation Pressure: 25PSI/6-137KPA Air Flows: 100L/min Battery: Built-in 4 * 2000mAh Lithium Battery Charging Time: 3-5 Hours Charging Interface: Type-C Air Hose Length: 800mm/ 3.3ft Item Size: 154 * 132 * 65mm/ 6.1 * 5.2 * 2.6in Item Weight: 970g/ 34.2oz Package Size: 223 * 130 * 170mm/ 8.8 * 5.1 * 2.8in Package Weight: 1460g/ 51.5oz Packing List: 1 * Air Pump 1 * Air Hose 1 * Type-C Cable 1 * Car Power Cable 1 * Storage Bag 6 * Nozzle 1 * User's Manual