India’s Biggest Mobile
Battery Brand
Battery Brand
Brand: MT Star, Quality Beyond Comparison
4000mAh replacement battery for the Tecno Spark 4, Spark 4 Pro, itel Vision 1 & more (battery model BL-39LT). BIS certified, original-size fit, made by MT Star.
The MT Star BL-39LT is a 4000mAh battery for the Tecno Spark 4 that also fits itel phones using the BL-39LI, such as the Vision 1 and A56. One battery covers both brands.
| Battery model | BL-39LT |
|---|---|
| Compatible devices | Tecno Spark 4, Tecno Spark 4 Pro, itel Vision 1, itel A56 |
| Capacity | 4000mAh typical / 3900mAh 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 (R-41280119) |
| Series | MT Star Premium Series |
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.
The MT Star BL-39LT battery fits the Tecno Spark 4, Tecno Spark 4 Pro, itel Vision 1 and itel A56. It’s the same battery for all of these models.
This replacement battery has a capacity of 4000mAh, matching the Tecno Spark 4’s original battery.
Yes. It’s certified under BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 (R-41280119) and is made to the original size and connector.
Yes. MT Star supplies distributors and repair shops across India. Contact us to become a distributor.
Common signs are fast draining, sudden shutdowns at 10-30%, heating while charging, or a swollen battery lifting the back panel.
