The utility model discloses an electronic tree pruner of live working, including the clipping machine body, install telescopic operation rod on the clipping machine body, telescopic operation rod setsup the lower part outside installation power button of battery compartment, telescopic operation rod lower part, installation flexible circuit conductor in telescopic operation rod's the cavity, regulating spindle and motor in the cavity installation on telescopic operation rod upper portion, the installation head is connected to the outside installation rotation axis on clipping machine body upper portion on the rotation axis, install overhead installation saw bit. This electronic tree pruner of live working, telescopic operation rod can conveniently adjust and highly can conveniently extendto operating position, and the saw bit is removable to be different models, saving the time that has a power failure and ascend a height and prune, and this clipping machine can the components of a whole that can function independently dismantle combination convenient storage, do not need line outage to ensure the continuity of supply and the reliability of circuit, to sum up, this clipping machine had both reduced work load, had improved work efficiency, again effectual circuit operational safety and the reliability of having ensured.