BTExpert Laptop Battery for Dell 489XN C4K9V WV7G0 XPS 12 XPS 12 -L221X XPS 12 ULTRABOOK XPS 12D-1708 XPS 13 ULTRABOOK 489XN 6000mah Color: Black|Dimensions mm:287x113.2x6 mm|Type: Lithium Polymer|Capacity: 6000 mAh|N.W.g: 267|Unit Cell: |This Replacement Lithium Polymer battery is guaranteed to meet or exceed original specifications. Quality: Durable and Utilizes high quality grade "A" cells for higher performance and more reliability. Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability. Buy with confidence!: The most cost effective and long lasting product available on the market today. Peace of Mind - 30 day worry free/no question ask return policy. Fast Shipping Peace of Mind!: Freshly produced and environmentally friendly and certified merchandise. We don't keep these on shelf because of our high-volume sales. We are able to sell good quality products at low prices because we buy direct from Manufacturers & Distributors in bulk quantity. BTexpert is a registered trademark protected by the US Trademark Law and is marketed exclusively by BTEXPERT. Any attempt to copy, relist or resell of BTexpert products without permission is prohibited; we reserve the right to take action against violators.