The Bestway 14.5" Polypropylene Air Hammer Manual Air Hand Pump is a brand new, dual-action hand pump designed for camping and outdoor activities. With a maximum working pressure of 2.8 L/cycle stroke volume and a power source of manual, this pump features a durable plastic construction in a sleek black color. It includes 3 different valve adaptors and has a compact design, making it easy to transport and use on-the-go. The pump also has an analog gauge displaying pressure in PSI units, ensuring accurate inflation of air mattresses, sleeping bags, and other outdoor gear. Made by Bestway, this hand pump is a reliable and efficient tool for inflating your gear with ease.