Amazon.com: 12V 48Ah (2 pack) Rechargeable LiFePO4 Lithium Iron Phosphate Battery with 3000+ Times Deep Cycles and BMS Protection for Fish Finder, Ham Radio, Scooter, Trolling Motor, Light, Kids Car (2 Pack) :
12.8V 48ah 12v 4s3p 3.2V 33140 lifepo4 batteries with BMS 25A Protect for 14.6v Solar ebike e-scooter bicycle Battery pack - AliExpress