A battery backup system comprising a charger, inverter, and battery.

This limited system includes two 100Ah 12V batteries and an inverter capable of providing 1,000W continuously and 1.2kWh.

This option for limited power draw situations, such as the following:

• 4-6 LED lights (24W)
• A TV and a decoder (30W when off, 150W when in use)
• Cellphone charger (0.5W when not charging, 6W when charging)

The estimated cost of this system, excluding installation, is R25,000.