Replacement laptop battery for APPLE M9421
This replacement APPLE M9421 Battery is guaranteed equal to or better than the original APPLE M9421 Battery at a reduced price. All the batteries are made from the highest quality parts! 100% new high quality! Full 1 year warranty, guarantee your money will be back in 30 days!
- Battery Type : Li-ion
- Voltage : 10.80V
- Capacity : 4400mAh
- Dimension : 120.50 x 83.60 x 19.30 mm
- Net Weight : 422.41 g
- Color : Silver
- Condition : New, High quality, Safe!
- List Price :
APPLE M9421 Battery Warranty:
- Full 1 year warranty ,30 days money back !
- 100% new high quality replacement APPLE M9421 battery compatible Li-ion battery
- Product Condition: Brand new in bulk packaging.
- Manufactured by high-capacity power products .
- Ultra high power,no memory effect .
APPLE M9421 Compatible Part No:
APPLE M9421 Battery Tips:
- Lithium ion notebook batteries normally offer 300 to 500+ charge/discharge cycles over one year of useful life.After over one year, the battery will end up with very low capacity and this renders the battery unusable. As soon as the battery leaves the production line it is likely to start losing it's capacity.
- Lithium-ion Battery prefers a partial rather than a full discharge,frequent full discharges should be avoided when possible.
- New laptop batteries generally arrive in a discharged state, so, before you use them first time, you had better charge your APPLE M9421 laptop batteries up for at least four hours.
- Do not use higher than its threshold voltage to charge the battery for APPLE M9421 ,as it would become unsafe.
- If your APPLE M9421 Laptop Battery will not be in use it should be removed from your laptop and stored in an Anti-Static bag and in a dry, cool place. make sure it is has about 40 - 50% charge and it is highly recommended to circle it at least once a month.
- Do not disassemble the APPLE M9421 Laptop Battery, the contents may be corrosive and harmful for your health.
- See more battery for APPLE M9421 at return policy and contact us
