[Automatic Electric Ball Pump] Electric ball pump with intelligent pressure detection and auto-stop function. Simply preset the correct PSI, press to start, and the pump will automatically stop inflating once the desired pressure is reached. Smart and easy to use. [Fast Inflation – Hands-Free and Energy-Saving] Airflow rate: 4L/min, inflates a ball in just 1–2 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 and LCD display allow precise PSI presetting for accurate inflation. Ensures consistent ball pressure for optimal performance. [High-Capacity Rechargeable Battery] Equipped with a 2000mAh lithium-ion battery that provides enough power to inflate up to 30 balls on a single charge. Includes a USB charging cable; full charge time is approximately 120 minutes. [Portable Compact Design] Compact and lightweight, fits easily in a bag, backpack, or pocket, making it ideal for travel or on-the-go use. Integrated bright LED light and backlit LCD screen allow for easy operation in low-light conditions. Color: Black Material: Aluminum alloy Package Contents: 1 x Smart Ball Pump 1 x USB Cable 1 x 10 cm Air Hose 2 x Ball Needles 1 x Swim Ring Nozzle Note: Light and screen display differences may cause slight color variation between the image and the actual item. Measurement may vary by +/- 1–3 cm.