Gomadic Intelligent Compact Car / Auto DC Charger suitable for the Garmin StreetPilot C330 - 2A / 10W power at half the size. Uses Gomadic TipExchange Technology Gomadic TipExchange Technology protects your investment by providing a means to change/upgrade your charger by simply swapping the physical charging tip. (Charging tip for Garmin StreetPilot C330) included with additional tips sold separately) Intelligent circuit provides precise output voltage and resistor configuration specific to the Garmin StreetPilot C330. This ensures battery is safely and efficiently charged without affecting battery longevity. Charger provides a full 10W (2,000mAh) of available current in a small form factor a little over 1 inch long. Flexible, straight cable measure 50 inches in total length. Power Sleep"" feature will cut power draw of charger by over 99% when not in use. Charger will draw less than 0.1W of power when in ""ready state"" (e.g. not connected to the Garmin StreetPilot C330). Uses latest state of the art advancements in charging and surge suppression technologies to deliver a unique product in an unbelievably micro-sized form factor.