Simply the best strain relief which give it!

As often described here, this protection is not suitable to bury him in the ground or put it in a puddle or in pressing water. This is a splash protection.
Eigendlich the best and easiest method a cable with gardening tools firmly connect without being pulled out from the device while working, always the plug. Even when working with a drill or last with me on the car with an impact wrench. Whenever I with an extension cable (3 x 1.5 mm2) together put make unit equal to the safe - box drum. Then I can pull the cable without the same I pull the plug from the coupling.
I've also set pictures from the leaf blower.
Simply snap them together, put them in the box. With the slider the set at any point snaps, close, finished!
Weight approx 300g, you would not notice!