Muscle strength is necessary because the hedge trimmer unfortunately is incredibly difficult. As a man, you should allow no tail height over 1.20 m, prefer to leave as a woman throughout her hands of it.
Something detrimental seems to us also - especially after talking with a professional gardener - that the bottom of the unit is open. In the long run it will actually be difficult to hold the device really clean and well maintained. Challenged by our professional gardener was also that the fuel tank is very small, so it could be used to cut, no hedge of 50 m. But of course in the average allotment holders anyway not the case. It is not about a professional device, but simply to create a strong, albeit heavy, hedge trimmer for the hobby gardener. And because the device does a good job: very fast and strong ...