Oppo A57 battery

Alternative high-quality batteries for Oppo A57 (OPPO A57), often of Lithium-ion Polymer type (Li-ion Polymer), and come in different capacities depending on the phone version (2900mAh for older models BLP619). They feature protection against overcharging and heat, and ensure stable performance and long lifespan similar to the original. The main specifications of the replacement battery (OPPO A57): Battery type: high-density Lithium-ion Polymer (Li-ion Polymer). Compatible battery models: BLP619: (for A57/A57t/A39 phone) with an approximate capacity of 2820-2900 milliamps, voltage 3.85 volts. Performance: provides multiple charge cycles while maintaining original capacity, and stable performance at different temperatures. Protection: dual protection system (IC) to prevent overcharge, over-discharge, and excessive heat to ensure safety. Quality: original (OEM) products or high-quality replacements matching the company's technical specifications. Warranty: often comes with a (6 months to 1 year) warranty to guarantee replacement in case of defect. Tips when buying: Make sure to match the battery model number (BLPxxx) on the back of your old battery to ensure full compatibility with your Oppo A57, as the model (BLP619 or BLP923) varies depending on the device's release year.