Amazon.com has a Linksys L03040 Power2GO DC-to-AC Power Inverter for $37.99 with Free Shipping. This allows you to run your small electrical devices like a laptop in any vehicle with a cigarette lighter.
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- DC-to-AC inverter provides 115 volts at 140 watts n
- Plugs easily into any vehicle’s cigarette lighter n
- Automatically protects against vehicle battery drain n
- Compact, hardened aluminum design n
- Easily replaceable 20A/250V internal fuse