Bay Valley Parts Lenovo Li-ion 9-Cells 10.8V 7800mAh Extended Replacement Laptop Battery,Be Compatible with Lenovo 42T4733 42T4235 42T4731 45N1001 70++42T4757 42T4737 42T4753 51J0499 Battery Type: 9-Cells 10.8V 7800mAh Color: black Using highest quality materials including grade-A brand-new Cells Meets and exceeds OEM specifications and lasts longer hours Package Includes: One unit of brand-new replacement laptop battery for L430L530,T430T430I,T530T530I,W530I,W530 compatible withLENOVO 42T4733 42T4235 42T4731 45N1001 70++42T4757 42T4737 42T4753 51J0499 57Y4185 57Y4186 ASM 42T4703 ASM 42T4752 ASM 42T4756 ASM 42T4796 ASM 45N1000 FRU 42T4702 FRU 42T4751 FRU 42T4755 FRU 42T4791 FRU 42T4793 FRU 42T4795 FRU 42T4797 FRU 42T4817 FRU 42T4819 FRU This product is CE & RoHS certified so BUY WITH CONFIDENCE!!!