I have tested Vodacom only. They are Vodafone so purchase if you will be using Vodacom.

Price is per unit.

I haven't checked other networks. My rating is 8.0/10 cosmetically and 10/10

functionality. 

Stay connected with our Huawei 4G R218h Vodafone broadband hotspot LTE Router . The beautiful white colored design is elegant to fit the needs of everyone and is portable to take with you everywhere you go. It supports a high USB speed of 2.0, WLAN wifi 2X2 4G 80.2 11b/g/n, LTE cat4 150/50 mbps, Umits 42.2/5.76 mbps and edge 296/177 kbps.

The Huawei R218h supports a battery of 1500mah, a 4G up to 6 hours and standby up to 300 hours. The router also runs on OS linux for a fast connection.

• Mobile 4G Wifi USB hotspot
• LED screen
• High speed USB 2.0 support
• ROM 256MB internal
• RAM 128 MB
• LTE cat4 150/50 mbps
• Umits 42.2/5.76 mbps
• Edge 296/177 kbps
• has a 1500mah removable battery

I have tested Vodacom and Telkom.  I haven't checked other networks. My rating is 8.0/10 cosmetically and 10/10 functionality.