Plug-in anywhere! The E! Power Pak™ is safe, durable, and easy to use. Just charge, plug, and power! Charge the E! Power Pak before your camping trip. Plug it into your tent’s factory-installed E! Power wiring system, and power your favorite 12-volt accessories using any of your tent’s three built-in outlets. Note: Run times are dependent upon the accessory; the E! Power Fan/Light can run up to 18.5 hrs independently. E! Power Pak for Eureka! N!ergy Tents 2660525Regular price: $55.00Sale price: $41.95 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.