laptop computer batteriesparameters of DELL D5100 1100 1150 5150 5160 Type:Li-ion Volt:14.4V Capacity:4400MAH Size: Color:silver This laptop battery can replace the following part numbers: 312-0296 312-0079 310-5205 310-5206 451-10117 451-10183 6T473 7T670 8Y849 9T686 BATDW00L F0590A01 J2328 This laptop battery is also compatible with the following models: Dell Inspiron 1100 Series Inspiron 1150 Dell Inspiron 5100 Series Inspiron 5150, Inspiron 5160 Dell Latitude 100L Yes,we are here. No matter how you buy our batteries,you do not need to get the buying proof and the warranty,just show the tracking barcode of SD batteries. Our batteries have this following advantages: 1.special out-put technology of current buffer,no breaking for computer 2.special protecting function for automatic recovering short circuit,assure the safety 3.high capacity,can be used long time 4.best safety and high cost performance,good quality and certification 5.well-known brand overseas ShengDa laptop batteries sale-well in the United states,Germany,the United Kingdom,France,Poland,Australia,India,Indonesia,Nigeria,Sweden,Switzerland and Singapore and so on ,and found distribution agency in more than ten countries abroad,paid much attention and praised by dealers and customers around the world. If the battery was wrong and appear the status below within one year: 1.unable to charge or discharge 2.the mAh was below 95% when the first time to charge 3.coule not connect with the host machine and have the clear gap 4.the mAh less 70% nominal capacity than the actual capacity within one year You can get the following security: 1.exchange the new battery unconditionally since the goods quality and not to bear the freight 2.if the battery broke customers'laptop,and confirmed the fact by the third party or shengda company,we will repair or compensate And the following statuses were not belong to the quality range: 1.none-tracking barcode or fake battery 2.other human factors and make the battery could not be used 3.remain the clear break and trace ,and so on 4.the battery case and the internal components appear the unnormal damage 5.exceed one year after buying the battery 6.customer dismantle it by himself and remain the dismantling trace,and the panel is broken and the case is deformable How to use and maintain: most of the batteries need 8 hours even more time to full the mAh,and generally speaking,it can be charged 75%mAh within 4 hours,and the rest (25%mAh) needs more time. new battery must run out of the mAh before being charged,and then recharge,and it is better to close the computer when charged,till the power indicator turns green or extinct.Do the same things several times and the battery can get the best efficiency. if you do not need to use the battery,please put it to some cool place when the mAh is about 50%,do not turn on the AC power when the battery do not run out of the mAh,and when the mAh is full,you should turn off the AC. Caution: 1.do not store the battery in the place which the temperature is 60°or more 2.do not throw the battery into the fire,so that it can avoid exploding 3.do not use wet cloth to wipe the metal position of battery 4.do not let the battery drop and shock 5.do not reorganize, dismantle the battery casually,or change other using-function 6.stop using when the battery expand,leak or appear unnormal heat 7.please keep the battery away touching the metal,key,coin,for example,so that it can avoid causing the short circuit,and if not,the strong current will make high temperature and the battery will be broken If you have any questions,please dial the following phones:008615818890853(Mr.Lu),and you can get more information by scaning the website:wwwsddianchi.com. Thank you.