Please use "command"+ "F" to check if you had the right model of the battery
Specifications:
Battery Model: A1953 replacement battery
Battery Voltage: 11.4V
Battery Capacity: 7400mAh/84.36Wh
Battery Type: Li-ion Polymer
Battery Condition: 100% New from Manufacturer

Safe & Reliable Battery:
All batteries have passed CE, FCC, RoHS, PSE, UL certification. Each battery has passed strict quality inspection procedures before shipping to ensure safety during use.

Compatible with Laptop Models:
MacBook pro 15 inch A1990 Mid 2018 :
MacBookPro15,1 EMC 3215 (MR932xx/A, MR942xx/A, MR952xx/A, MR962xx/A, MR972xx/A, MUQH2xx/A) SF661-13163.

MacBook pro 15 inch A1990 2019:
MacBookPro15,3 (15,1) EMC 3359 (MV902LL/A, MV912LL/A, MV922LL/A, MV932LL/A, MV942LL/A, MV952LL/A, MV962LL/A, MV972LL/A, MV902B/A, MV912B/A) SF661-13163

Battery Maintenance Considerations:
1. Please ensure 80% charging full to check if is it normal with battery charging and discharging. You can check the capacity of the new battery and operating time as well.
2. Avoid to discharge the battery to 0%, It is easy to damage the battery.
3. After the battery is exhausted, please charge it in time. If it is not charged for a long time, the battery may be damaged.
4. If the battery is not used for a long time, it needs to be charged to 70% for storage, and the storage time should not exceed 3 months.
5. If you use the charger frequently, please use the battery power regularly, more than once a week.
6. Regularly clean the fan dust, increase the heat dissipation effect, reduce the power consumption, and effectively prolong the battery life.