79wh Lenovo L17M4PB1 5B10P35082 battery
Sale price ksh 9,958
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Battery Type: Li-ion
Voltage:15.36V
Capacity: 79wh 4cell
Color: Black
Condition: Brand New
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The Lenovo IdeaPad 720S-15IKB 79Wh Original Battery is a premium 4-cell internal lithium-ion unit designed for the high-performance 15-inch variant of the 720S ultrabook. This 79Wh battery is one of the highest capacity units in the IdeaPad line, specifically engineered to support models equipped with dedicated NVIDIA GTX graphics and 4K display options.
Operating at a high 15.36V, this unit is the certified replacement for FRU part numbers L17M4PB1, L17C4PB1, 5B10P35082, 5B10P35083, and 5B10P35084. The Lenovo IdeaPad 720S-15IKB 79Wh Battery Price in Kenya is KSh 9,958, providing the necessary wattage to maintain original workstation-level performance.
Lenovo IdeaPad 720S-15IKB Battery: Who Should Buy This?
This internal battery is a direct fit for the IdeaPad 720S-15IKB (Types 81AC, 81CR) and the Lenovo V730-15 (V730-15-IFI, V730-15-ISE). It is the essential choice for users in Kenya who are dealing with:
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High-Load Power Failure: The laptop shuts down during intensive tasks like video editing or 3D rendering despite being plugged in or showing a charge.
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Rapid Drain: The massive 15-inch screen and dedicated GPU are exhausting the old battery in under 60 minutes.
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Bulging Chassis: The ultra-slim aluminum bottom casing is showing signs of warping due to internal battery swelling.
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Inaccurate Life Estimates: The system reports 4 hours of remaining time but dies within 20 minutes of unplugging.
Lenovo IdeaPad 720S-15IKB 79Wh Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| High-Capacity 4-Cell Internal | IdeaPad 720S-15IKB (81AC) | 79Wh / 5185mAh | KSh 9,958 |
Lenovo IdeaPad 720S-15IKB Battery Key Specifications Table
| Feature | Specification Details |
| Model Numbers | L17M4PB1, L17C4PB1 |
| Compatible Part Nos | 5B10P35082, 5B10P35083, 5B10P35084 |
| Capacity | 79Wh (5185mAh) |
| Voltage | 15.36V (Compatible with 15.3V) |
| Battery Type | Lithium-ion (Li-ion) |
| Cell Configuration | 4-Cell |
| Compatibility | IdeaPad 720S-15IKB, 720S-15IKB Touch, V730-15 |
Lenovo IdeaPad 720S-15IKB Battery Performance and Safety
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Workstation Runtime: Restores the original 9–12 hours of manufacturer-rated runtime for light productivity.
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High Voltage Stability: Maintains a consistent 15.36V output to prevent system throttling during high-demand GPU tasks.
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Integrated Safety Circuit: Features 4-cell balancing and over-current protection to prevent thermal runaway in the slim chassis.
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OEM Calibration: Fully recognized by Lenovo Vantage for accurate cycle counting and "Battery Health" reporting.
Lenovo IdeaPad 720S-15IKB 79Wh Battery Pros and Cons Table
| Pros | Cons |
| Massive capacity for extended work sessions | Internal design requires removing the bottom cover |
| Grade A+ cells for stable high-voltage output | Higher price compared to standard 15" batteries |
| Restores original 12-hour manufacturer runtime | Requires Torx T5 and Phillips #1 tools for installation |
Lenovo IdeaPad 720S-15IKB Battery Frequently Asked Questions (FAQs)
Is this battery compatible with the 13-inch IdeaPad 720S?
No. The IdeaPad 720S-13IKB uses a completely different, smaller battery (L16M4PB3) with a lower voltage. This 79Wh battery is exclusively for the 15-inch "81AC" and "81CR" chassis.
Does this battery support fast charging?
Yes. When paired with the original Lenovo 90W or 135W AC adapter, this battery supports rapid charging, allowing you to get significant power back in a short time.
Lenovo IdeaPad 720S-15IKB Battery Conclusion
The Lenovo IdeaPad 720S-15IKB 79Wh Original Battery at KSh 9,958 is the definitive choice for maintaining the high-end performance of your 15-inch ultrabook
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Accurate delivery estimates are displayed on the product page and in the Checkout before you confirm your order.
Delivery estimates take into consideration both the delivery address and the types of products being ordered.
The remainder of this article discusses delivery times in more general terms.
Same Day Delivery / For Customers in Nairobi Metropolitan Area
We use Courier for these orders, which allows fast and reliable delivery to destinations across their comprehensive domestic network. Orders placed between 7 Am and 5 Pm will be delivered the same day otherwise they will be delivered the following day. Delivery times vary depending on a product's stock status and the intended delivery address. For very large orders, we may be forced to use Mainfreight as these orders lie outside of what Courier Rider services can handle. If your order is being shipped with Mainfreight, this will be indicated in your fulfilment email along with a tracking number.
Overnight Delivery
Most In stock products are delivered overnight anywhere in Kenya – provided the order is placed before the advertised cut-off time. Our Overnight Delivery cut-off is usually 4:30pm Monday to Friday, however, this is updated daily and the expected shipping date will be shown for you on the product page. Larger products take an additional 1–2 days to be delivered.
Evening Express Delivery
Same Day Delivery is available to Nairobi & its suburbs. Same Day Delivery orders are delivered between 4pm and 7pm in the evening on the same day your order is dispatched.
If you are ordering on a business day and before the cutoff time, the option will be called “Same Day Delivery”. If you are ordering after the cutoff time or on a weekend or public holiday, the option will be called “Evening Express Delivery”. And May incur extra Costs other than the standard shipping fee.
The warranty tendered hereunder, on the electronic product(s) sold under this invoice will be provided exclusively by their respective Authorized Agents/Distributors and are limited to one year from the date of this invoice, except otherwise mentioned as per the warranty conditions as carried along with the products(s) or mentioned on Rondamo Technologies Invoice