Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Battery packs

  1. Jul 12, 2007 #1
    can anyone suggest some ultra light 12V 3.5 AmpHour packs?? where can i get em??
    COST is not the issue, weight is
     
  2. jcsd
  3. Jul 12, 2007 #2

    mgb_phys

    User Avatar
    Science Advisor
    Homework Helper

    Lightest batteries for a given power are usually lithium.
    Where from depends on where you are.
     
  4. Jul 12, 2007 #3

    berkeman

    User Avatar

    Staff: Mentor

    Batteries.com is a pretty good website for buying all sorts of batteries:

    http://www.batteries.com/index.asp
     
  5. Jul 13, 2007 #4

    rcgldr

    User Avatar
    Homework Helper

    Li-Poly battteries are the lightest for the amount of energy stored. You'll need a special charger. Mis-charged, Li-Poly batteries will explode.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?