1. POWERFUL INFLATABILITY SYSTEM: Powerful portable inflation pump provides powerful inflation with hardcore configuration. Maximum pressure up to 25 psi during inflation and maximum air flow up to 120L/min. Take advantage of the powerful performance of this air pump to ensure fast and reliable inflation. 2. Precise Pressure Control and LED Lighting: Maximum pressure 25 PSI. Equipped with a precision air pressure sensor, it can more accurately control the pressure change during inflation. LED Lighting, no panic in emergency situations, no inflation problems at night. 3. Convenient: allows you to inflate surfboards, tents and other inflatable equipment easily and conveniently. Enjoy the versatility of this pump as it can meet all your inflation and aeration needs. 4. CAPACITY: Builtin 8000mAh battery, can inflate and deflate 4 single kayaks with one click. Convenient and quick, can be inflated 3 4 times after fully charged. Save valuable time and energy for your summer paddling adventures.