1. The device uses new or unlocked 48 chips, being able to read 93LC66 data without programmer;
2. It has a 9v built-in battery so no outer electricity supply needed;
3. It supports Fiat like SIENA and PALIO that use 48 chips, no need to get in car for adaptation.
4. Once written in, vehicle can be readily started. 48 chips will not be locked after writing in.
Fiat keymaker-48 Images