Welcome to Vodafone Community
Vodafone also has Payg1 @ingo
Voxi may offer something as another payg option.
Also if you type in best sim card for car tracker in Google Search, this will return some options too.
I hope you get the best option for your needs.
Current Phone > Samsung Note 20 Ultra 5G - SM9860 Snapdragon.
Samsung One Ui 3.1 / Android 11.