What type of pruning scissors is good?

There are three types of pruning scissors: manual, charging and pneumatic. Each has its own advantages and disadvantages:
(1) Manual branch shears are easy to operate, and are not subject to environmental restrictions. The disadvantage is that the operation is prone to fatigue for a long time.
(2) Charging the branch shears is also relatively labor-saving, that is, it is easily affected by the battery, and there is a limit on the use time.
(3) Pneumatic branch shears are also a kind of labor-saving, suitable for long-term operation, as long as the air pressure is sufficient, it is not easy to fatigue. The disadvantage is that there is a need for air compressor supply.