How to Convert 12v 7Ah Lead Acid Battery Into 12v 16.8Ah Li-Ion Battery Pack and 50400mAh Power

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In this video you watched how I'm converted a 12V 7Ah Lead Acid Battery to 12V 16.8Ah Li-Ion and 50,400mAh 181Wh QC3.0 Supported Dual Power Bank

Rated capacity: 2100mAh

I used SANYO UR18650

(3S 11.1 12.6V 40A BMS

Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery) Product Size: 42*60* 3.4mm j(balanced version) Product weight: 9.8g (balanced version)

Charging voltage: 12.6V - 13.6V Continuoous discharge current (upper limit): 40A (if the

cooling environment is not good, please reduce the load current use) Continuous charge current (upper limit): 20A

Balance version: suitable for starting current below 80A, power 170W below the drill.

USB QC3.0 QC2.0 USB DC-DC Buck Converter Charging Step Down Module 6-32V to 5V 9V 12V
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If I understand you video correctly, we had an Amp hour increase from 7ah to 16.8ah yes?

TheCommercialFam
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I need to find a lithium pack that can replace 2, 12v, 6ah mobility chair batteries.

Google will show yiu the exact one if you put in those terms. I can tip you if you can help me find lithiums woth the same dimensions

TheCommercialFam