T-Power DC Car Charger Compatible with Garmin GPS Approach Astro eTrex Nuvi Oregon Replacement Auto boat adpater + USB Charge Cable power supply cord plug spare T-Power (TM) Made with the highest quality USB data cable is 3 feet long and can be used for charging. Includes: USB charger and USB cable , Output: DC 5V This USB cable Can NOT update data and sync Garmin GPS software (Express, Map Updater, BaseCamp or Communicator Plugin). Only can charge your Garmin GPS devices ! Compatible models: Garmin GPS Approach G5 t/m Garmin GPS Astro 220 t/m/l Garmin GPS eTrex 20 30 t/m/l/t Garmin GPS Nuvi 1690T 2300LMT 2310 Garmin GPS Nuvi 2340/LM/T 3450/LM/T Garmin GPS Nuvi 3760/LM/T 5000/T/M Garmin GPS Oregon 300 400 450 550 LMT Garmin GPS Colorado 400 i/c 400/t/m Garmin GPS Nuvi 50 T/M 50 LM/T 50LT 30/t 1690/LM/T