Laptop re-cell: newer batteries with higher mAh rating and charging? : r/ batteries
Amazon.com: ZTHY High Capacity 54Wh 3RNFD Battery Replacement for Dell Latitude 14 E7440 E7450 E7420 Series Laptop V8XN3 G95J5 34GKR 0909H5 0G95J5 5K1GW 451-BBOG PFXCR F38HT 451-BBFV 451-BBFT 451-BBFY 7.4V : Electronics
Dell 3-cell 47 Wh Lithium Ion Replacement Battery for Select Laptops | Dell USA
Amazon.com: A1466 Battery 【Higher Capacity 8000+mAh】 MacBook Air Battery Replacement for MacBook Air 13 inch A1466 (Mid 2012, Mid 2013, Early 2014, Early 2015, 2017) A1369(Late 2010,Mid 2011)【2nd Version Upgrade】 : Electronics