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Li-ion batteries usually follows the naming convention according to size, so for example an 18650 battery is 18 mm in diameter and 65 mm in length. 0 denotes cylindrical form. In the past, a tailing 5 wound indicate a prismatic cell but yours doesn't. Anyhow, my best educated guess is that 35 denotes the length, 08 the width and 3 the thickness and all ...


You could make a custom charger BUT I'd strongly recommend against it. The energy difference between 4.2 & 4.4V will be small and you will get useful whole of life capacity improvement by using 4.2V end of charge. You can test this by CAREFULLY manually charging to 4.4V with a power supply set to 4.4V and current limited to Imax, then letting the ...

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