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A circuit to use 2 single cell li-po / li-on batteries in series and charge them in parallel – 42 Bots
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Stand-alone product, Not requiring microcontroller control6-serial cell lithium-ion rechargeable battery monitoring circuit (Separate charge and discharge paths circuits) – ABLIC Inc.
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Lithium battery charging module, serial battery charging board banana plug for cell protection : Amazon.in: Electronics
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