Your standard SIM (full size) is supplied with the device and can be found inside the canister - to retrieve it, unscrew the bottom of the canister.
To insert the SIM:
- Slide to remove the cover of your Car WiFi device.
- Now insert the supplied full size SIM into the Car WiFi device and replace the cover.
It's important to use the right size SIM so don't push it through if it doesn't fit.