The German usage of "handy" as a noun does not exist in English. "My handy camera" doesn't mean "my mobile camera", it means "my camera that is conveniently at

The German usage of "handy" as a noun does not exist in English. "My handy camera" doesn't mean "my mobile camera", it means "my camera that is conveniently at hand". ("Mobile phone" isn't very common in the US either. Common usage used to be "cell phone" or "smart phone", but is now simply "phone".)