frost-resistant battery

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Vladimir Chirkin2012-10-03 11:05:12

Do it yourself

Vladimir Chirkin, 2012-10-03 11:05:12

I want to make an external wireless temperature sensor with a solar battery. Tell me a small-sized frost-resistant battery.

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4 answer(s)

S

Sergey, 2012-10-03
@bondbig

Ni-MH work from -60 to +55

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medik88, 2012-10-04
@medik88

You can take an ionistor. Easy to charge. forum.easyelectronics.ru/viewtopic.php?f=10&t=7799 details here

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Vladimir Chirkin, 2012-10-03
@shtirlitsus

thanks, I'll try

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usja, 2012-10-04
@usja

Ideal - gel battery. You can take it from a motorcycle, it's not big.
True, not very budgetary, but it holds a charge perfectly.