GVO Marine Electronics: We provide reliable, safe online shopping 24 hours a day, 7 days a week throughout the U.S. and the world. We are strongly committed to providing our customers with top quality merchandise and world class service. Model 80154 USB Card Reader Save space on your helm with the compact, water-resistant SD? card reader. It holds two full-size SD cards for quick access to charts, software updates and ActiveCaptain data. Featuring a 2?x 2? footprint, flush mounting and USB connection to the back of your chartplotter, this card reader easily integrates into a crowded dash or elsewhere at the helm. Specifications: Dimensions (WHD): 2? x 2? x 2.4? (excluding the cable) Weight: 4.025 oz Temperature range: -15C to 70C Material: fully gasketed, high-impact plastic, waterproof to IPX7 standards Input power: 4.75V ? 5.25V Maximum power usage at 10 Vdc: 2.5 W Typical current draw at 12 Vdc: 100 mA Maximum current draw at 12 Vdc: 500mA Compass-safe distance: 21" (533 mm) In the Box: Garmin USB card reader Mounting hardware Power cable Documentation GVO Marine Electronics: . Get the item you ordered or get your money back. Covers your purchase price and original shipping.