Galaxy S8 / S8+ Replacement Battery
*ITEM SHIPS IN 3-5 BUSINESS DAYS*
Replace a dead or malfunctioning battery in a Samsung Galaxy S8 smartphone.
For optimal performance, calibrate your newly installed battery: Charge it to 100% and keep charging it for at least 2 more hours. Then use your device until it shuts off due to low battery. Finally, charge it uninterrupted to 100%.