Vivo B-O5 Original-Capacity Replacement Battery (5000mAh)

The B-O5 (often written as B-05) is an ultra-high-capacity internal Lithium-ion Polymer replacement battery manufactured explicitly for Vivo’s massive lineup of Y-series smartphones. Because this cell supplies juice to large-screen entertainment devices, an old or worn battery will trigger quick charge draining, extreme heating while handling 18W fast charging, or unexpected power cutoffs at low percentages. Swapping it out for a true original-capacity cell completely restores your multi-day standby lifecycle.

• Battery Model: B-O5 / B-05

• Battery Type: Lithium-ion Polymer (Li-Po)

• True Capacity: 5000 mAh (Typical) / 4910 mAh (Rated)

• Standard Voltage: 3.87V

• Charging Voltage Limit: 4.45V

• Safety Engineering: Features an integrated Protection Circuit Module (PCM) to shield your phone layout against high-voltage surges, overnight overcharging, and deep discharge decay.

• Device Compatibility: This exact 5000mAh battery block is highly cross-compatible and fits a wide array of popular Vivo devices:

  • Vivo Y20 / Y20i / Y20s / Y20G / Y20A / Y20 (2021)

  • Vivo Y12s / Y12A / Y11s

  • Vivo Y30 / Y30i