Genuine Mazda Smart Key - 3 Buttons Used in CX-30 - Year: Registered in Reiwa 2 (2020) - Model: 3DA-DM8P The button lights up red when pressed. Battery level is unknown. As I am not a specialist, I cannot provide support for re-setting. Not initialized. Everything shown in the images is included. Please understand that this is a used electrical component and accept no claims or returns. Thank you.