M5Y1K Battery for Dell Inspiron 5558 3458 3558 3551 5558 3451 5758 Vostro 3458 3558[14.8V 2600mAh Emaks&reg;] Replace Part Number: M5Y1K Specifications:Voltage : 14.8V Capacity : 2600mAh Condition:Emaks products are CE / FCC / RoHS certified, tested by the manufacturer to match and / or exceed the OEM specifications Class A cells provide fast loads and low power consumption, chip protection offers both security and stability. Reliable and friendly customer service ready to respond within a 24 hour time frame. 30-Day Money Back Guarantee, 6 Month Replacement Warranty and Lifetime Support Guarantee