[Automatic Electric Ball Pump] Electric ball pump with intelligent pressure detection and auto-stop function. Simply preset the correct PSI, start inflation, and the pump automatically stops when the desired pressure is reached. Smart and easy to use. [Fast Ball Inflation Hands-Free Operation] Airflow rate: 4L/min, inflates a ball in just 12 minutes. Eliminates the need for manual pumping, saving time and effort so you can focus on the game. [Accurate Pressure Control] Built-in digital pressure gauge with LCD display allows precise PSI presetting for accurate inflation. Ensures consistent pressure levels and simplifies the inflation process. [High-Capacity Rechargeable Battery] Equipped with a 2000mAh lithium-ion battery, capable of inflating up to 30 balls per charge. Includes a Micro-USB charging cable; full charge time approximately 120 minutes. [Portable Compact Design] Small and lightweight, fits easily in a bag, backpack, or pocket. Ideal for on-the-go use. Features bright LED lights and a backlit LCD display for convenient operation in low-light conditions. Color: Black Material: Aluminum alloy Package Contents: 1 x Pump 1 x USB Cable 1 x 10 cm Air Hose 2 x Ball Needle 1 x Swim Ring Nozzle Note: Light and screen differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 13 cm.