High quality DELL DF249 Batteries for Dell Latitude D820, Precision M65 wholesale or retail in thelaptopbattery.co.uk, DF249 laptop battery is guaranteed to meet or exceed DELL original specifications, buy DF249 batteries get 30% off.
310-9122, 310-9123, 312-0393 312-0401,
312-0402,312-0538, 312-0394 451-10308,
451-10326, 451-10410, 451-10411 CF623 ,
CF704 CF711 DF192, DF230, DF249
FF231,FF232, GX047, MM165 XD735 ,
XD736, XD739 ,YD624, YD623,YD626
1.Carefulness read narrate book of battery,use commendatory battery.
2.New laptop battery pack must be fully charged before use.
3.New DELL DF249 battery needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity.
4.Rechargeable batteries undergo self-discharging when left unused. Always store a DF249 battery pack in a fully charged stage for storage.
5.Fully drain and fully recharge your battery pack every few month.
6.Li-ion and NiMH battery can not interchangeable.
7.Turn down the LCD brightness of your portable device.
8.Use built-in power management on your portable device.
9.Turn off LCD or other unnecessary accessories when not in use.
10.Set screen saver blank to 1 to 2 minutes of your DELL DF249 notebook.
11.It is normal to get warm when charging or normal use. If it is getting too hot, there may be a problem with the device and qualified personnel should check it.
12.Research the electric appliance and the DELL DF249 Batteries contact elements is whether clean, when necessity is clean with the wet cloth mop, after dry loads according to the correct polar direction.
13.DF249 laptop battery of DELL should stock in cool place, and dry.