XTOOL KS-1 Smart Key Emulator for Toyota / Lexus All Keys Lost Work with X100 PAD2 Pro/PAD3/IK618/KC501/KC100. Fit For Toyota / For Lexus All key lost Nodisassembly. As long as the original car data is read from the OBD to generate the simulation card, the ignition switch can be turned on to realize the function of clearing and adding the smart key.