Managed Simcard Flickswitch (Not compulsory but a good choice)

Flickswitch offers a Managed roaming simcard (R485 for yr 1, thereafter R396 renewable annually) which connects to the Major networks being MTN and Vodacom as well as all major networks abroad, which switches automatically between the two, whichever offers the best reception.

This simcard is ideal when traveling abroad as it works in over 300 countries and roams of networks in foreign countries. Additional charges may occur for excessive usage whilst abroad.
A yearly subscription charge is payable, renewable yearly in advance R396. Ideal for areas with challenging networks and for the user who forgets to load data, You never have to remember to load data as it always has sufficient data to track the pet.