Smart Remote Key Fob Keyless Entry 314.3MHz 4 Buttons HYQ14FBC‑0351 Replacement for Camry 2018‑2021 Item Type: Smart Car Key Material: ABSOEM: HYQ14FBC-0351Frequency: 314.3MHz Buttons: 4 (car door lock, unlock, horn, trunk) Battery: Button battery, 1 x CR2025, 200mAh (built-in) Fitment: Replacement for Camry 2018-2021 Instruction: Our keyless entry remote fobs are new never used inside and out. This means that the outer shell (casing), button pad with icons, and electronics (pcb) have never been used before. Beware of other items being sold as new when in fact it is a used circuit board inside of a new shell (case). These items can be as much as 20+ years old depending on the year of your vehicle. Replacing the case on a used original remote may interfere with the functionality and manufacturer's warranty.