Three things: speed, build and delivery. Their chargers claim fast-charging capability, a feature Apple charges a premium for. The construction is advertised as “rugged,” which in charger-speak means reinforced cables and heat-resistant shells. And they ship across Australia quickly. But the real differentiator is the use of GaN technology. GaN chargers are smaller, cooler and more efficient than traditional silicon ones. Campad Electronics https://www.campadelectronics.com.au/macbook-chargers.php isn’t reinventing the wheel; they’re just putting better rubber on it.