This USB Laptop/Notebook External multipurpose Battery can connect to your laptops or cell phones via adapter plugs. Include 9 most US standard connectors that will replicate the connector you have on your AC Adapter. This battery is a Li-polymer and has a capacity of 21200MAH. Charge Automatically and protects battery from overcharging, short circuit, and electronic shock.
Good Tips For Notebook External Battery
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.So How can you make your external laptop battery last a long time?
- New external laptop battery generally arrives in a discharged state, so, before you use them first time, you had batter charge your External Laptop Battery up for at least four hours
- Don’t run out of your laptop external battery. Lithium Ion laptop batteries work best when they are recharged while they still have 10 to 20% capacity remaining. So if you are using your notebook battery on your journey, try not to get in the habit of using the notebook battery until it has almost no charge.
- Make sure the vents in your the laptop are not blocked and the laptop does not overheat. Extreme heat causes the increases the self-discharge rate of the battery.
- When carrying the battery. Do not short circuit the terminals or store your battery pack with metal objects such as necklaces or hairpins.
- Don't use the external laptop battery unless you have to! Li-ion batteries degrade or deteriorate continuously it have a life of about 300-500+ recharge cycles or about one year, the battery will end up with very low capacity and this renders the battery unusable. Many people keep their laptop plugged in all the time, that’s not good.
- If your Notebook External 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 your HP external battery, the contents may be corrosive and harmful for your health.
Fit Model 
