OBDSTAR X300 DP/X300 Pro3 key master can do all keys lost for Toyota H chip via OBDII within 3 minutes, fast and easy. (mainly for Toyota with America and middle east standard). Here’s the demo guide on programming Toyota H chip all keys lost with X300 Pro3 step-by-step: Connect OBDSTAR X300 pro3 host with vehicle via OBD socket Turn…