SpecificationVoltage: 7.6V. Capacity: 60Wh 7500mAh 4-Cell. Battery Type:Li-ion. Condition:100% New from Manufacturer. Condition: Brand new, from high quality materials, top circuit boards and smart chip. Compatible Part NumberK5XWW 725KY N18GG 6CYH6 451-BBZC 71TG4 CFX97. Applicable Laptop ModelWork for Dell Latitude 7389 P29S001, for Latitude 7389 2-in-1, for Latitude 7390 2-in-1 P29S002, for Latitude 5289 2-in-1 P29S P29S001, for Latitude E5289 2-in-1 Series, for Latitude L3180. ANTIEE PromiseEveryone of our replacement batteries has tested with strict quality control standards to ensure the true capacity, stable current and low self-discharge. All ANTIEE batteries are UL / CE / FCC / RoHS Certified for safety, we are confident in the performance of the replacement battery. ANTIEE After-salesWe support 12 months of warranty, 24 x 7 email support. As you begin to use the product, any questions you can contact with us via "Your Orders" tab in your account, we