Fits Laptop Models

Dell Laptop Models:

Vostro 1700 , Vostro 1500 , Inspiron 1721 , Inspiron 1720 , Inspiron 1521 , Inspiron 1520 ,

Battery Knowladge

1. Charge your battery dell nr239 properly, fully charging and fully discharging it at least once every month.
2. With lithium-ion batteries, full charges and discharges are best on a regular basis.dell nr239 Li-ion batteries do not suffer from the memory effect.
3. Do not expose dell nr239 laptop battery to water or other moist/wet substances.
4. Don't pierce, hit, step on, crush or abuse the battery.Don't left the battery unused for a long time.
5. If you do not use your laptop for a long time, remove the dell nr239 battery pack from the laptop.
6. Dell nr239 battery packs should ba charged for 12 hours when you first get them.
7. Laptop batteries are completely dischardged at the time of purchase and need a full charge before their first use.
8. Don't short circuit of the terminals by keeping your battery pack away from metal objects such as necklaces or hairpins.
9. When charging your dell nr239 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 dell nr239 from the laptop and repeat the charging procedure.
10. Make sure to plug your dell nr239 laptop charger adapter into a UPS and not directly into a power outlet or surge protector.
11. 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.
12. Avoid short circuit of the terminals by keeping your dell nr239 battery pack away from metal objects such as necklaces or hairpins.
13. 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.