2-YEAR EXTENSION FOR SMART BATTERY WARRANTY FOR YEARS 4 AND 5. INCLUDES SMART BATTERY MONITORING SOFTWARE FOR WINDOWS TOUGHBOOKS WITH SINGLE BATTERY. ELIGIBLE MODELS INCLUDE FZ-55, FZ-40, FZ-G2; AND REQUIRES INSTALLATION OF SMART BATTERY MONITORING SOFTWARE. NOTE: FOR DUAL BATTERY SYSTEMS (CF-33 OR OTHER) USE THE APPROPRIATE DUAL SMART BATTERY WARRANTY SKU. REQUIRES PREVIOUS PURCHASE OF CF-SVCBATSW3Y