Battery 245RR for Dell laptops with 4000mAh capacity.
Replacement UGB T0TRM 11.1V Laptop Battery For DELL XPS 15 9530 PRECISION M3800 245RR H76MV 7D1WJ Notebook computer - Laptop Battery, Charger and AC Adapter | Ultra Green Battery
Calaméo - Laptop Battery for Dell Precision M3800
NEW 245RR Laptop Battery For Dell XPS 15 9530 9535 Precision M3800 Series TOTRM H76MV 7D1WJ 11.1V 91Wh SHUOZB One Year Warranty|Laptop Batteries| - AliExpress
T0TRM 61Wh battery for Dell Precision M3800 XPS15 9530 TOTRM | Store Shoppe