This Seachoice Dual USB Charger provides a pair of USB ports that can be used to conveniently charge or power a wide variety of devices, including all popular mobile devices. This charger has two universal USB ports that will accept virtually any USB cord or device. A protective dust cap keeps out debris and moisture, and a protective coating safeguards the charger from harsh marine elements. A cut-out with a 1 3/16-In. diameter is required. This black, 2.1-amp charger requires 9V-32V DC input and produces 5V DC ± 5% output. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.