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SparkFun Electronics will be closed on July 3rd, 2015 in observance of Independence Day. Any orders placed after 2:00pm MT on July 2nd will be shipped out after the weekend. Thanks!

Shmames

Member Since: January 11, 2011

Country: United States

  • “The stored energy of a supercapacitor decreases from 100 to 50 percent in 30 to 40 days. A nickel-based battery self-discharges 10 to 15 percent per month. Li-ion discharges only five percent per month.”

    http://batteryuniversity.com/learn/article/whats_the_role_of_the_supercapacitor

    Battery University is a pretty stellar resource in general.

  • I third the wish that the pack included M/F.