The SereneLife Portable Electric Sup Air Pump is a versatile inflator and deflator system designed for Sup stand-up paddle-boards and backyard pool inflatables. Featuring a smart inflator design with air pressure presets, this pump allows you to set a target Psi pressure level for precise inflation. It includes a deflation mode for quick removal of air, and its digital Lcd screen with touch button controls makes operation simple and efficient. With an integrated rechargeable battery and an included wall power adapter, you can power this pump through various sources, making it ideal for on-the-go use.