Portable A4 printing Print anywhere with Epson's smallest and lightest wireless A4 inkjet printer that can be charged on the go via USB. Smallest and lightest Built-in battery Recharges via USB This is the portable printer you've been waiting for. Epson's first-ever A4 portable printer is great for professionals who need to print invoices, contracts and more while working remotely. Small and light, this inkjet printer features an integrated battery, an LCD screen, Wi-Fi and Wi-Fi Direct® conectivity, and compatibility with Apple AirPrint1, Google Cloud Print and Epson iPrint2.