2. The token consumption rate in the web mode is two times of that in VPC-100 machine. For example, if calculate PINCODE for Ford need 10 tokens in VPC-100 machine, then it need 20 tokens in website mode.
3. You can update the version online,as for the tokens, the device comes with 200 tokens and you can go to the offical website to regsiter and get the 300 tokens for free:
VPC-100 Hand-Held Vehicle PinCode Calculator (200+300 tokens)