For Garmin Nuvi 2797LMT, 2798LMT, 3450, 3450LM GPS USB Data Sync Cable This USB Data Cable allows you to sync your device with computer/laptop for data transfer or maps update It also have capability to conveniently charge your device from your laptop/computer, usb wall charger, or usb car charger power source Compatible with PC & MAC / USB 1.0, 1.1, and 2.0 Length: 3 ft.