Brand: MT Star, Quality Beyond Comparison
4020mAh Oppo BLP709 replacement battery. BIS certified, original-size fit, made by MT Star.
Repair shops trust the MT Star BLP709 for the Oppo phones that use the BLP709 battery: a 4020mAh cell made to the original dimensions, so it fits cleanly and charges like new.
| Battery model | BLP709 |
|---|---|
| Capacity | 4020mAh typical / 3910mAh rated |
| Nominal voltage | 3.85V |
| Charge voltage limit | 4.35V |
| Battery type | Rechargeable lithium-ion polymer |
| Certification | BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 |
| Series | MT Star Premium Series |
Safety comes first with MT Star. Our batteries are certified to IS 16046 and IEC 62133-2, built to the original dimensions, and backed by our support team and easy returns for manufacturing defects.
The Oppo phones that use the BLP709 battery uses the BLP709 battery. The MT Star BLP709 is a direct replacement for it.
This MT Star replacement battery has a capacity of 4020mAh.
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.
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.
Yes. MT Star supplies distributors and repair shops across India. Contact us to become a distributor.















