The Outdoor Master Shark 3 Rechargeable Electric Pump features a powerful 7400mAh (74Wh) rechargeable battery and upgraded dual-stage technology, which can inflate up to 15 PSI in just 3-5 minutes. This pump can inflate 3 boards in less than 14 minutes, making it 3x faster than standard electric pumps. It's the perfect choice for fast and heavy-duty outdoor inflation. To ensure safe and efficient inflation, the Shark 3 offers three smart modes (SUP/MAT/KITE) and a memory function for easy adjustments and saved preferences. It also supports manual pressure adjustments and has a 12V car connector, USB-C input, and power bank for convenient charging on the go. With its USB-C port, the Shark 2 Pump can also serve as a power bank for your other devices. Its patented active cooling system technology allows for continuous inflation for up to 30 minutes, making it durable and reliable.