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Uniwill 4400 mAh n258sao Laptop Battery High Quality Laptop Battery Certificates

This uniwill n258sao laptop batteries was designed to meet or exceed OEM specifications.

Replacement For uniwill n258sao Laptop Battery [li-ion 14.8 V 4400 mAh]

Chemistry: li-ion : No memory effect.
Color: Black
Volts: 14.8 V
Capacity: 4400 mAh
Property: Replacement
Weight: 460.18g
Dimension: 159.0 x 79.70 x 21.3mm
Compatibility: 100% OEM compatible
Warranty 1 year warranty! 30 Day Refund!
Condition: Brand-New, Japan or Korea made grade A cells.

Battery Features

  1. Condition - Brand New, Never Used!
  2. Built-in Over-discharge short circuit protection.
  3. No memory effect and harmless stuff.
  4. 100% OEM compatible and stable performance.
  5. Warranty One year quality assurance, 30 days money back gurantee
  6. Uniwill n258sao battery is 100% compatible with original equipment manufacturer.
  7. Manufactured by high-capacity power products and built-in uniwill n258sao rechargeable battery protection circuit.
  8. Quality Assurance - ISO9001/ISO9002, CUL, TÜV, ROHS certificatio procedures.
  9. Fast delivery to any country through USPS,Canada Post. Process orders within 24 hours including weekends and holidays.

Fits Laptop Models


Fujitsu Siemens Notebook Models:

U-258, amilo d1845, amilo d1840, amilo d-1845, amilo d-1840, amilo a1630 widescreen, amilo a1630, amilo a-1630 widescreen, amilo a-1630,
Uniwill Notebook Models:

n258sax, n258sau, n258sao, n258sa0, n258sa, n258kao, n258ka0, n258ka, n258ax, n258as, n258, 258sa0, 258kkao,

Battery Knowladge

  1. Do not modify or disassemble uniwill n258sao battery.
  2. If you don't plan on using the battery for a month or more, we recommend storing it in a clean, dry, cool place away from heat and metal objects. Li-ion batteries will self-discharge during storage, remember to break them in before use.
  3. Do not drop, hit or otherwise abuse the battery as this may result in the exposure of the cell contents, which are corrosive.
  4. Uniwill n258sao laptop battery gets a little hot when it works, keep your laptop in a well ventilated place and keep it cool.
  5. If you do not use your laptop for a long time, remove the uniwill n258sao battery pack from the laptop.
  6. Don't setting your uniwill n258sao battery in the high humidity, high temperature, strong vibrative and dusty place.
  7. When charging your uniwill n258sao notebook battery for the first time your computer may indicate that charging is complete after just 10 or 15 minutes. Don’t worry, this is normal with rechargeable batteries. Just simply remove the uniwill n258sao from the laptop and repeat the charging procedure.
  8. If you have 2 or more pack of battery, it's wise to discharge and then fully charge it on battery power once a week or so, just to keep the battery fresh conditions.
  9. Do not expose the battery pack to direct sunlight. Never store or use the battery pack in an unventilated vehicle where excessive internal temperatures may be encountered.

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