NOTICE: Equipped with 3*2500 mAh batteries for impression endurance, inflating 16*205/55/R16 tires from 29 PSI to 36 PSI on a single charge. But for paddle board, please consider an external power source. This versatile air pump more excels in high-pressure tasks like inflating tires and low-pressures, high-flow tasks like air pump mattresses and inflatable pool floats. NOTE: PLEASE FULLY CHARGE BEFORE THE FIRST USE SMART ALL-IN-ONE AIR PUMP: Are you looking for a versatile pumping solution to handle all your inflation and deflation needs? Try the HOTO Air Pump Master! Equipped with a dual pump system, our electric air pump can efficiently achieve a wide range of pressures (0-150 PSI) or airflow rates (0-350 L/Min) for various tasks. Whether inflating a paddleboard, SUP, inflatable pool, kayak, tent, air mattress, or vehicle tires, the HOTO air pump has you covered FAST PUMPING & HIGH PRECISION: Powered by an advanced motor, our electric air pump accomplishes pumping tasks quickly. It can inflate a tire from 29-35 psi in 1 minute ( tire specification: 205/55 R16), a kayak in one minute, and a paddle board in fifteen minutes. With a high-precision pressure sensor and smart chip, the air pump automatically stops when it reaches the desired pressure. This ensures accurate and reliable inflation DUAL POWER OPTION: Our tire inflator offers flexibility with both a built-in array of 2500 mAh*3 lithium batteries for wireless operation and a 12V DC car connector for continuous usage (Please Note: In this state, the machine will run normally, but it cannot be charged). Perfect for situations where efficiency and convenience are essential USER-FRIENDLY DESIGN: Our portable air pump is designed with seven preset modes for different inflatables and two manual modes for personalized settings. It features an LED digital display that shows real-time pressure readings and preset values. The built-in LED torch improves visibility in low-light conditions. The spin knob allows for easy selection of inflation mode and pressure adjustment, ensuring a pleasant and interactive experience Imagine a single device that can inflate and deflate almost anything, from car and bike tires to inflatable tents and paddleboards. With the HOTO Air Pump Master, you no longer need to carry multiple pumps or inflators. This compact and lightweight device takes the hassle out of inflation and deflation tasks, making your next road trip or outdoor adventure a breeze.