45N1048 : 10.8v Li-ION battery for Lenovo laptops etc.

45N1048 : 10.8v 4.4Ah (48Wh) rechargeable Li-ION battery for Lenovo, IBM laptops etc.

Compatible Battery part #s: 
L11L6Y01
L11L6F01
L11L6R01
L11M6Y01
L11N6R01
L11N6Y01
L11P6R01
L11S6F01
L11S6Y01(3INR19/65-2)
45N1048
45N1049
45N1043
45N1042

Fits Laptop computers such as:
Thinkpad Edge E430  
Thinkpad Edge E430C
Thinkpad Edge E435   
Thinkpad Edge E431
Thinkpad Edge E435
Thinkpad Edge E440
Thinkpad Edge E445
Thinkpad Edge E530
Thinkpad Edge E531
Thinkpad Edge E53
Thinkpad Edge E535
Thinkpad Edge E540
Lenovo B480
Lenovo B485
Lenovo B490
Lenovo B495
Lenovo B580
Lenovo B585
Lenovo B590
Lenovo B595
Lenovo M480
Lenovo M490
Lenovo M495
Lenovo M580
Lenovo M595
Lenovo V380
Lenovo V385
Lenovo V480
Lenovo V490
Lenovo V485
Lenovo V580
Lenovo V585
Lenovo E49
Lenovo E49A
Lenovo E49G
Lenovo E49L
Lenovo E430
Lenovo E431
Lenovo E531
Lenovo E540
Lenovo E545
Lenovo K49
Lenovo G380
Lenovo G385
Lenovo G480
Lenovo G490
Lenovo G485
Lenovo G585
Lenovo G580
Lenovo G585
Lenovo Y480
Lenovo Y480N
Lenovo Y480P
Lenovo Y485
Lenovo Y485N
Lenovo Y485P
Lenovo Y580
Lenovo Y580N
Lenovo Y580P
Lenovo Y585
Lenovo Z380
Lenovo Z385
Lenovo Z480
Lenovo Z485
Lenovo Z580
Lenovo Z585