After 5 or 6 years, this battery won't charge anymore. I do have a good spare so not urgent, but want to keep a backup. Which one would you buy? This original for $240,
Or a knock-off for $38,
Ingersoll Rand BL2022 IQV20 Series Lith-ion 20V 5.0 Amp Battery | eBay
IQV® 20 Series, 5Ah 20V* Lithium-Ion Battery for Ingersoll Rand Power Tools.
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Or a knock-off for $38,
20V 5.0Ah Lithium-ion Battery For Ingersoll-Rand BL2022 BL2010 IQV20 Series | eBay
Compatible Model: Perfectly for All Ingersoll IQV20 series power tools. For Ingersoll Rand. it is safe and stable to use. - Battery Part Number Compatible With. Item Weight: 610g(1PCS).
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