No more heat hedge trimmers that will not start, finished the wire cutter accidentally electric hedge trimmer, this model it compatible with my battery mower Rotak 37 Li provides autonomy, low noise, ensures to operate as soon as you are need ... I just allow me to point out to potential buyers that once equipped with its battery, the gear is heavy enough for extended use ... but what is more normal, since the battery is substantial, ensuring more than adequate autonomy. .. If fortunately the user has (in my case) a second battery, there has plenty completing the cut. I recommend this product.