For Samsung Galaxy S21 3880mAh EB-BG991ABY Battery Replacement Filter-Shoulder Mount General Compatible with OPPO: A1

General Compatible with OPPO:  A1

Charging port: Micro USB 5V/1A

Auxiliary cable x 1

1080P HD video

low power indicator

For Samsung Galaxy S21 3880mAh EB-BG991ABY Battery Replacement Filter-Shoulder Mount General Compatible with OPPO: A11. If you dont use the battery for a long time, please put it in a dry and cool place and make it full charged once every three months. 2. Replace your broken or unusable item with a new one. 3. Each item has been checked and in good condition before shipping. 4. Completely fit and work. 5. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone mobile phone that you may cause during the changing