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

Oppo BLP707 Battery for Oppo F11, A9x – 4020mAh

Brand: MT Star, Quality Beyond Comparison

4020mAh replacement battery for the Oppo F11 and Oppo A9x (battery model BLP707). BIS certified, original-size fit, made by MT Star.

About this Product

When the Oppo F11 starts draining fast or switching off early, the battery is usually the cause. The MT Star BLP707 restores 4020mAh of capacity with the original size and connector.

Compatible models

  • Oppo F11
  • Oppo A9x

Oppo BLP707 battery specifications

Battery model BLP707
Compatible devices Oppo F11, Oppo A9x
Capacity 4020mAh typical / 3910mAh 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 F11 needs a new battery

  • Charging takes far longer than it did when the device was new
  • The battery drains much faster than it used to
  • The phone shuts down suddenly at 10-30% charge
  • The device gets hot while charging or during normal use

Why choose MT Star

MT Star supplies batteries for hundreds of phone models to distributors and repair shops across India. Our cells use the original form factor and connector, carry BIS certification, and come with easy returns for any manufacturing defect.

  • BIS certified
  • Original size & connector
  • Easy returns

Frequently asked questions

Which phones does the BLP707 battery fit?

The MT Star BLP707 battery fits the Oppo F11 and Oppo A9x.

What is the capacity of this Oppo F11 battery?

This MT Star replacement battery has a capacity of 4020mAh.

Is the MT Star BLP707 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.

Should a technician install this battery?

Yes. For phones with glued backs we recommend fitting by a trained mobile repair technician.

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.