Product Code: LB57

Nickel Metal Hydride (NiMH)
Voltage 9.6V
Nominal Capacity 4000mAh

Diameter/Width 163.2mm
Height 26.6mm
Length/Breadth/Depth 77.15mm

Acer Extensa 500 Series
Extensa 501, Extensa 501DX, Extensa 502, Extensa 502DX,
Extensa 502T, Extensa 503, Extensa 503T, Extensa 505,
Extensa 507, Extensa 508

IBM
IBM ThinkPad i1400 Series

IBM ThinkPad i1410 Series
ThinkPad i1410, ThinkPad i1411, ThinkPad i1416, ThinkPad i1417,
ThinkPad i1418

IBM ThinkPad i1430 Series
ThinkPad i1434, ThinkPad i1435

IBM ThinkPad i1450 Series
ThinkPad i1450, ThinkPad i1451, ThinkPad i1454

IBM ThinkPad i1510 Series
ThinkPad i1512

IBM ThinkPad i1520 Series
ThinkPad i1522

ACER: BTP-1831

IBM: 02K6524, 02K6525, 02K6526

This battery is a fully compatible alternatve to the original branded product