X100T is a dongle which is used for key and remote programming via OBD2 socket with your mobile device. It is user friendly and supports many languages.
It can do key and remote programming for following models, but is not limited to following system type.

US Toyota Remote Type 1(Program Remote)
US Toyota Remote Type 2(Program Remote and Erase Remote)
US Toyota Remote Type 3(Manual Procedure)
US Toyota Immobilizer Type 1(4C)(Add A Master Key,Add a Valet Key,Erase Keys and Erase DTC)
US Toyota Immobilizer Type 2(4D- 67/68)(Add A Key,Erase Keys,Reset Immobilizer and Replace Engine ECU)
US Toyota Immobilizer Type 3(G)(Add A Key,Erase Keys,Replace Immobilizer ECU and Replace Engine ECU All Keys Lost)
US Toyota Immobilizer Type 4(H)(Add A Key,Erase Keys,Replace Immobilizer ECU and Replace Engine ECU All Keys Lost)
US Toyota Immobilizer Type 5(Avanza)(Add Keys)
US Toyota Immobilizer Type 6(Add Master Key,Add Valet Key and Erase Keys)
US Toyota Immobilizer Type 7(86)(Read Number of Keys Program Key,Erase Keys,Program Remote and Erase Remote)
US Toyota Smart Key Type 1(Add Smart Key,Erase Smart Keys and Reset Smart Key ECU Program ECU)
US Toyota Smart Key Type 2(Program Smart Keys and Program Remote Reset Immobilizer)
US Toyota Smart Key Type 3(Add Smart Key,Erase Smart Keys and Reset Smart Keys ECU)
US Toyota Smart Key Type 4(All Smart Keys Lost and Add a Smart Key Switch Ignition On)
US Toyota Smart Key Type 5(2017-)(Add Smart Key,Erase Smart Keys and Reset Smart Key ECU All Keys Lost)