【Specifications】Type: Li-ion / Voltage:11.4V / Capacity:97Wh 【Replacement Part Number】NYFJH 0WNRC 00WNRC GW0K9 0GW0K9 【Compatible with Laptop Models】Dell Precision 7530 7540 7730 7740 P74F P34E Series 【Security and Stable Quality】 12 months' warranty；30-day money back guarantee. CE certified and strictly test to ensure both safety and stability. 【Purchasing Note】Before you place the order, please check and confirm your laptop model, original battery model and appearance, compared with our battery image, make sure that's what you need. Especially the location of the connector and the cable length (long or short).