Automatic Electric Ball Pump with intelligent pressure detection and auto-stop function. Simply preset the desired PSI, press to start, and the pump automatically stops when the preset pressure is reached. Smart and easy to use. Fast inflation with air volume input of 4L/M, inflating a ball in just 1-2 minutes. No need for manual effort, saving energy for the game. Built-in digital pressure gauge and LCD display allow precise PSI setting and accurate pressure reading. Achieve consistent ball pressure quickly and easily. Equipped with a 2000mAh rechargeable battery, it can inflate up to 30 balls on a single charge. Includes Micro-USB charging cable; full charge in approximately 120 minutes. Compact and portable design measures 6.29 x 1.57 x 1.57 inches, fitting easily into bags, backpacks, or pockets. Ideal for on-the-go use. Features bright LED lights and a backlit LCD display for convenient operation in low-light conditions. Product includes: 1 x Smart Ball Pump 1 x USB Cable 1 x Waterproof Bag 1 x 10 cm Air Hose 2 x Ball Needles 1 x Swim Ring Nozzle