Description

Vivo BK3 replacement battery

Replacement mobile battery identified by model code BK3. Compatibility references include Vivo S1 Pro. Confirm your handset’s complete model number and match the code, connector, and shape of the original battery before ordering.

Check compatibility

Battery variants can differ by region and revision. If the original battery does not show BK3, send us the full phone model and battery label so we can help confirm fit. Professional installation is recommended for internal battery replacement.