No PCB in this package! LED works for 12V. After you connect with the probe, disconnect 12V battery for LED,it will works.The probe pin is adjustable.
Nice features:
1. The software doesn't need to be shipped but sent by email
2. Active: please send us code to activate DPF, EGR and Lambda license, it includes one-time free activation, after that it will cost 20USD each time.
3. No need for Internet, no account, no limit, unlimited files!