Automatic Electric Ball Pump This electric ball pump features intelligent pressure detection and a stop function. Simply preset the desired ball PSI, press to start, and it will automatically stop inflating once the preset pressure is achieved. Smart and user-friendly. Accurate Pressure Alignment with a built-in digital pressure gauge and LCD display allows you to set an exact PSI for inflating your ball, providing you with an accurate pressure level. This greatly simplifies the inflation process, enabling you to focus on the game instead of the ball. Fast Ball Pump - Save Your Energy and Time With an air volume input of 4L/M, this pump can inflate a ball in just 1-2 minutes. There's no need to exert effort with manual pumps, letting you conserve energy for your performance against competitors. Portable Compact Design Measuring 6.29*1.57*1.57 inches and weighing just 0.55LB, this pump easily fits in your bag, boot, or even your pocket. It's convenient for taking along anywhere you need to keep your balls inflated. The bright LED lights and backlit LCD display make it easy to use even in low light conditions. High-capacity Battery Equipped with a 2000mAh lithium battery, this electric ball pump can inflate up to 30 balls on a single charge. It comes with a Micro-USB charging cable and takes approximately 120 minutes to fully charge. When purchasing, please pay close attention to the size and dimensions of the product to ensure it meets your requirements. The title and description provide detailed features and specifications. We strive for your complete satisfaction with your purchase. If you have any questions or concerns, please feel free to reach out to us. We are here to assist you to the best of our ability. Thank you for choosing our product. We hope you enjoy using it!