Silver CarePlan - Group 5 - 4 Yrs. Fluke CarePlans - The most comprehensive service plan available. Everything you need to make your life easier and worry-free. A comprehensive instrument calibration and repair extended warranty plan that minimizes your downtime and protects your investment in your Fluke products. Models: N4K Series (FLUKE-N4K 1PP42, FLUKE-N4K 3PP42, FLUKE-N4K 3PP50, FLUKE-N4K 3PP54I, FLUKE-N4K 3PP54IP), N5K Series (FLUKE-N5K 3PP50IP, FLUKE-N5K 3PP64). Extends warranty from 2 to 4 years Calibration included on repairs covered by your plan Guaranteed 5 day in-house repair (including calibration) Pre-paid freight on return of instrument.