Specifications: Model: 7FMXV Voltage: 15.2V Capacity: 63WhCells4-cell, Packages includes: 1x 7FMXV Battery, 2x Free Screwdrivers,1x Instruction for 7FMXV Laptop Battery Compatible Models: Replacement for Dell Latitude 13 5320 7320 Series, Replacement for Dell Latitude 14 7420 7520 Series, Replacement for Dell Latitude 5320 2-in-1 Series, Replacement for Dell Latitude 7320 2-in-1 Series, Replacement for Dell Latitude 7420 2-in-1 Series, Replacement for Dell P134G001 P135G001 P138G001(Note: Not compatible with Dell Latitude 7320 Detachable Laptop) Security & Reliability: It is designed to meet the highest industry standards; making it a reliable choice for your Laptop. With built-in Overcharge and Overdischarge Circuit Protection, Over-temperature and Short-circuit Protection Compatible Part Number: P133G P134G P135G P136G P138G P139G P110F 9JM71 4M1JN 1PP63 727CG HDGJ8 MHR4G TN2GY 0TN2GY CN-0TN2GY CN-0727CG Excellent After-Sales Service: 24 hours Online Support. You can ask me