Bring Back Your Surface Pro 7s Full Power: DYNM03 High-Performance Replacement Battery Is your Microsoft Surface Pro 7 (model 1866, 2019 release) plagued by quick power drain, sudden shutdowns during meetings, or failing to last through a full day of classes? This 100% brand-new replacement battery is engineered to match the original specifications perfectly. It fits all Surface Pro 7 variants with processors i3 - 1005g1, i5 - 1035G4, and i7 - 1065G7, reviving your 12.3 - inch 2 - in - 1 tablets all-day productivity effortlessly. Every battery undergoes strict factory testing before shipment, so you can use it with zero worries.