Hy-Ko 18HON301 Chip Key Blank, Brass, Nickel, For: Honda Vehicle LocksContains a computer chip in the head of the key programmed to the vehicle's security system. The ChipKey blank is first electronically programmed with Hy Ko's C3 I tool and then cut on a standard key cutting machine. Duplicate keys requires programming the matching code in order to operate the vehicle. Waterproof. Unit: EA UPC: 029069731267 Model Number: 18HON301