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Symtec Heat Demon Li-Ion Battery
  • Symtec Heat Demon Li-Ion Battery - Without Charger
  • Symtec Heat Demon Li-Ion Battery - With Charger

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Symtec Heat Demon Li-Ion Battery Videos

Symtec Heat Demon Li-Ion Battery Pack


  • Industry standard 2.5mm DC outlet
  • 11.1 volt/4400mAh capacity allowing up to 7 hours of heat, depending on controller setting
  • High quality rechargeable Samsung Lithium-Ion cells
  • Integrated short-circuit, over charging and low voltage protections
  • Custom designed case
  • Sold as battery only (without charger) or battery plus charger


Product Style RevZilla Item # Manufacturer Product # Availability
Without Charger 932978 210150 Out of Stock
With Charger 932977 210149 Out of Stock


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Have a functionality, fit, or otherwise product-specific question about the Symtec Heat Demon Li-Ion Battery? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.

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Would this product work with First Gear heated apparel? My current bike probably won't power my heated gear for very long and this would be a great alternative.
A shopper on Mar 17, 2014
BEST ANSWER: AS long as it is 12v .