Targus PAPWR005U Mobile Power Inverter for $16.99

Power On-The-Go: Using a Standard Cigarette Lighter, Power Your Notebook, DVD Player, Game Console, Digital Camera, Cell Phone, CDPlayer. Battery Management System: Built-In Surge Protection and Auto Shut Off to Prevent Damage or Draining Your Battery. Convenient Design: Fits In Any Standard Cup Holder or Lays Flat On Any Surface