SIWE 10.8v 57wh/5200mah Original Laptop Battery for Lenovo Thinkpad T430 W530 T530 L430 L530 70+ Sl510 45n1000 45n1001 Model NO:Lenovo T430 70+ Attribute:Original battery Voltage:10.8V Capacity:5200mAh/57wh Endurance:2-3hours