January 2025
Beginner to intermediate
298 pages
9h 31m
English
Content preview from Make: Wearable Electronics, 2nd Edition
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275Appendix B: Batteries
BATTERY COMPARISON
TYPE SIZE (IN MM) WEIGHT (IN GRAMS) VOLTAGE CAPACITY (IN MAH)
Primary (nonrechargeable)
CR2032 20 x 3.2 ~3 3 ~250
AAA 45 x 10.5 ~11 1.5 ~860–1200
AA 50.5 x 13.5 ~23 1.5 ~1800–2600
9 V 48.5 x 26.5 x 17.5 ~35 9 ~400–565
Secondary (rechargeable)
Single-cell lithium-ion
polymer (LiPo)
12 x 6 x 5 to
5.8 x 54 x 60
~2–36 3.7 ~40–2000
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