SpecificationsModel: AP18E8M // Battery type: Li-ion // Color: Black // Voltage: 15.4V // Capacity: 57.48Wh/3733mAh // 100% New from Manufacturer. Top circuit boards and smart chip Compatible Part Number AP18E8M / AP18E7M / 4ICP4/70/88 / 4ICP4/69/90 / KT.00407.009 Compatible with Laptop Models Fit for Acer Aspire 7 A715-74 Series; Fit for Acer Aspire 7 A715-74G Series; Fit for Acer Aspire Nitro 5 AN515-54 Series; Fit for Acer ConceptD 5 CN515-71 Series; Fit for Acer ConceptD 5 Pro CN515-71P Series; Fit for Acer Nitro 5 AN515-43Acer Nitro 5 AN515-55 Series etc After ServiceReturn and exchange are permitted within 30 days, accompanied by a 12-month warranty. (NOTE: If you encounter any issues with the battery, please reach out to usunder "YOUR ORDER," select the "contact seller" option.) Gentle Reminder If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new b