1According to the original factory specifications, replacing OEM number is N5FA08TDA for reference. 2Replacement for FORD F150 20152020 and replacement for F250, F350 SUPER DUTY 20172019. 3Manufactured by premium quality ABS materials and come with chip, have a longer service time. 4Color, parameters and specifications are made on the basis of the original, as sensitive as the original. 5Please confirm the FCC ID, part number and button pattern for proper fit, and provide you advantages. Item Type: Smart Key Material: ABS OEM: N5F-A08TDA Frequency: 902MHz Button: 4 (car door lock, unlock, horn, start) Battery: Built-in 1pc CR2025 button battery, 200mAh Fitment: Replacement for FORD F-150 2015-2020Replacement for FORD F-250, F-350 SUPER DUTY 2017-2019 1 x Smart Key1. Please double check the part number of your item, matching information is for reference only. 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks 3. The remote control needs to be programmed by a qualified locksmith in order to be programmed. There is no manual method for users to do it themselves. Please consult some locksmiths in your area to make sure they will reprogram one of the keys for you.