India’s Biggest Mobile
Battery Brand
India’s Biggest Mobile
Battery Brand

Oppo BLP711 Battery for Oppo A1k, Realme C2 – 4000mAh

Brand: MT Star, Quality Beyond Comparison

4000mAh replacement battery for the Oppo A1k and Realme C2 (battery model BLP711). BIS certified, original-size fit, made by MT Star.

About this Product

Repair shops trust the MT Star BLP711 for the Oppo A1k and Realme C2: a 4000mAh cell made to the original dimensions, so it fits cleanly and charges like new.

Compatible models

  • Oppo A1k
  • Realme C2

Oppo BLP711 battery specifications

Battery model BLP711
Compatible devices Oppo A1k, Realme C2
Capacity 4000mAh typical / 3890mAh rated
Nominal voltage 3.85V
Charge voltage limit 4.4V
Battery type Rechargeable lithium-ion polymer
Certification BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017
Series MT Star Premium Series

Signs your Oppo A1k needs a new battery

  • The battery percentage jumps or drops unexpectedly
  • The back panel or screen is lifting (a sign of a swollen battery)
  • The phone only works while plugged into the charger
  • Charging takes far longer than it did when the device was new

Why choose MT Star

Every MT Star Premium Series battery is made to the original size and connector, so it fits like the original. Each cell is BIS certified and tested for safe, stable output, and manufacturing defects are covered by easy returns.

  • BIS certified
  • Original size & connector
  • Easy returns

Frequently asked questions

Which phones does the BLP711 battery fit?

The MT Star BLP711 battery fits the Oppo A1k and Realme C2.

What is the capacity of this Oppo A1k battery?

This MT Star replacement battery has a capacity of 4000mAh.

Is the MT Star BLP711 battery safe?

Yes. It's certified under BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 and is made to the original size and connector.

How should I charge a new replacement battery?

Use a good-quality charger suited to your phone. After fitting, charge it fully and use it normally for the first few cycles so the battery indicator calibrates.

Can I buy MT Star batteries in bulk?

Yes. MT Star supplies distributors and repair shops across India. Contact us to become a distributor.