79wh Lenovo ideapad 720S-15IKB 81AC0008US 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
Warranty: Full 12 Months Warranty and 30 Days Money Back
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The Lenovo IdeaPad 720S-15IKB (81AC0008US) 79Wh Battery is the high-density internal power source designed for the performance-oriented 15.6-inch model of the 720S series. Unlike the smaller 13-inch or 14-inch versions, this battery is engineered to sustain the power-hungry NVIDIA GeForce GTX 1050 Ti Max-Q graphics and Intel Core i7-7700HQ processor found in the 81AC0008US. The Lenovo IdeaPad 720S-15IKB 79Wh Battery Price in Kenya is KSh 9,958.
This 4-cell lithium-ion battery provides a robust 79Wh capacity, delivering up to 12 hours of runtime under light workloads. It is the primary replacement for part numbers L17M4PB1 and L17C4PB1. At KSh 9,958, it is a necessary upgrade for users experiencing battery swelling, rapid percentage drops, or systems that only stay powered when connected to the 90W AC adapter.
Who Should Buy This Battery?
This is the correct battery for users of the 81AC0008US model who need to restore their laptop's professional-grade mobility. If your IdeaPad 720S-15IKB is showing a "Consider replacing your battery" warning or if the internal cells have degraded to less than 50% of their original 5185mAh capacity, this KSh 9,958 replacement will return the device to its factory-standard performance.
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| Internal 4-Cell Li-ion Battery | IdeaPad 720S-15IKB (81AC/81CR) | 79Wh / 5185mAh | KSh 9,958 |
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Key Specifications Table
| Feature | Specification Details |
| Compatible Part Nos | L17M4PB1, L17C4PB1, 5B10P35082, 5B10P35084 |
| Alternative FRUs | 5B10P35083, 4ICP4/67/141 |
| Capacity | 79Wh / 5185mAh |
| Voltage | 15.36V (Compatible with 14.8V/15.3V) |
| Battery Type | Lithium-ion (Li-ion) |
| Cell Count | 4-Cell |
| Cycle Life | 300–500 Cycles |
| Compatibility | IdeaPad 720S-15IKB, 720S Touch-15IKB, V730-15 |
| Connector Type | Integrated 8-wire Ribbon Connector |
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Performance and Safety
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High-Density Energy: The 79Wh capacity is specifically tuned for the Max-Q design GPU and H-series processor.
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Firmware Authentication: Seamlessly integrates with Lenovo Vantage software for accurate "Remaining Time" calculations.
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Safety Protocols: Equipped with internal protection circuits to manage over-charge, over-discharge, and temperature spikes.
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Form Factor: Precision-molded to fit the aluminum chassis of the 720S-15 without applying pressure to the trackpad.
Lenovo IdeaPad 720S-15IKB (81AC0008US) Compatibility Note
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Size Matters: This battery will not fit the 13-inch (720S-13IKB) or 14-inch (720S-14IKB) models, which use 48Wh and 55Wh batteries, respectively.
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Model Match: Verified for machine types 81AC (Non-Touch) and 81CR (Touch).
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Pros and Cons Table
| Pros | Cons |
| Massive 79Wh capacity for extended work sessions | Internal installation requires technical care |
| Supports high-performance "H" series processors | Premium pricing due to high cell density (KSh 9,958) |
| Original grade safety and reliability | Only compatible with the 15-inch chassis |
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Frequently Asked Questions (FAQs)
Why is my 720S-15IKB battery dying after only 2 hours?
The i7-7700HQ and GTX 1050 Ti are high-power components. If your 79Wh battery is old, its effective capacity may have dropped significantly. A new battery at KSh 9,958 should restore 8–12 hours of light use.
Is it safe to use a 14.8V battery if my original was 15.36V?
Yes. In the Lenovo ecosystem, 14.8V, 15.3V, and 15.36V are generally considered cross-compatible as long as the part number (L17M4PB1) matches.
Can I upgrade my battery to a higher capacity?
The 79Wh unit is already the largest battery designed for this chassis; there is no larger internal option available that fits the physical mounting points.
Lenovo IdeaPad 720S-15IKB (81AC0008US) Battery Conclusion
The Lenovo IdeaPad 720S-15IKB (81AC0008US) 79Wh Battery for KSh 9,958 is the definitive power solution for this laptop. It ensures your high-performance machine has the energy required to handle creative tasks and gaming while on the move.
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We accept Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.
Mpesa Payment.
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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
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