This sharing switcher with 2 ports、 2 in 1 out. It enables 2 computer to share 1 Printer. Manual button switch、 easy and convenient to use. Suitable for all kinds of printers. Dimensions: 4.84 in x 3.66 in x 1.22 in (12.3 cm x 9.3 cm x 3.1 cm) Weight: 7.30 oz (207 g)