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Bring back the all-day power of your Infinix Smart 4 with the AT ALFA BL-39LT replacement battery. If your phone drains quickly, charges slowly, or shuts down before the day is over, a new battery is the simplest way to restore its everyday performance.
Built under the AT ALFA brand, this battery is made for long lasting use with best quality in mind. The retail packaging highlights its safety certified build, quick charge support and long service life icons, and the cell is a Li-Polymer type with a clearly printed label showing the 3.85V rating, 4.4V charge limit and 3900 mAh rated capacity.
The BL-39LT is designed to match the original fit of the Infinix Smart 4, so it sits properly in the battery bay and connects through the standard flex connector. It helps your phone handle calls, messaging, social media, video streaming and everyday apps smoothly, with better backup and more stable charging throughout the day.
This is a practical choice for mobile repair shops and individual users who need a dependable Infinix Smart 4 battery replacement. Each unit arrives in AT ALFA retail packaging, ready for installation. For the best result, have the battery fitted by a trained technician, use a compatible charger, and keep the battery away from heat and moisture.
Order from htprime.pk and give your Infinix Smart 4 the long lasting battery life it deserves.
Key Features
- Brand: AT ALFA
- Model Number: BL-39LT
- Compatible Phone: Infinix Smart 4
- Type: Rechargeable Li-Polymer replacement battery
- Rated Capacity: 3900 mAh (15.01Wh), as printed on the label
- Typical Capacity: 4000 mAh (15.40Wh), as printed on the label
- Rating Voltage: 3.85V, as printed on the label
- Limited Charge Voltage: 4.4V, as printed on the label
- Safety Certified and Long Lasting power for all-day use
- Quick Charge supported, as shown on the packaging
- Perfect Fit with the standard flex connector
- Stable Performance for calls, apps and streaming
- Comes in sealed AT ALFA retail packaging