4000mAh/15.40WH BL-39BT Replacement Battery for Tecno i5 Pro
Posted by Jessie
from the Shopping category at
06 Aug 2026 08:08:42 am.
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Rest assured with its CE, FCC, and ROHS certifications, guaranteeing compliance with international quality and safety standards. We stand behind our product with a 1-Year Warranty and a 30-Day Money-Back Guarantee – so you can shop with complete confidence. Give your device the power it deserves. Upgrade today!
4000mAh/15.40WH BL-39BT Replacement Battery for Tecno i5 Pro
Technical Specifications:
Brand: Smartphone Battery for Tecno
Voltage: 3.85V 4.4V
Capacity: 4000mAh/15.40WH
Cell Type: Li-ion
Battery Cell Quality: Grade A
Warranty: 1 Year Warranty, 30 Day Money Back and Secure Online Ordering Guaranteed
Certification:CE CCC FCC ROHS
This Tecno BL-39BT Battery Replaces:
BL-39BT
This BL-39BT Battery Fits The Following Alcatel Models:
Tecno i5 Pro
Other Online Stores:
Germany------------Tecno Li-Ion 4000mAh/15.40WH Akku BL-39BT
the Netherlands------------4000mAh/15.40WH Tecno BL-39BT Accu
Singapore------------4000mAh/15.40WH Tecno BL-39BT Battery
To ensure optimal performance and longevity for your BL-39BT replacement battery, follow these key charging practices:
Avoid letting the battery become fully drained before recharging, as exhaustive discharge can significantly shorten its lifespan. Instead, it's recommended to connect your device to power when the battery level drops below 20%. Furthermore, always charge the battery in a dry environment. Crucially, pay close attention to temperature, especially avoiding high heat during charging, as this is the single biggest threat to your battery's long-term health. By charging proactively and keeping it cool and dry, you can maximize the life of your BL-39BT battery.
For Optimal Long-Term Storage of Your BL-39BT Smartphone Battery:
If your BL-39BT battery will be unused for an extended period, follow these steps to preserve its health and longevity:
- Prepare the Charge Level: Before storing, ensure the battery is charged or discharged to approximately 40% capacity.
- Choose the Right Environment: Place the battery in a dry and cool location.
- Mind the Temperature: The ideal storage temperature range is between 15°C and 25°C (59°F and 77°F). Temperatures outside this range, whether too high or too low, can significantly accelerate battery aging.
- Perform Monthly Maintenance: To maintain the battery's health during storage, fully charge and then fully discharge it at least once every month.
- Return to Storage: After each monthly cycle, recharge or discharge the battery back to around 40% before returning it to its cool, dry storage place.
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