Hand pruners, or pruning shears ... In that case, a cordless battery-operated unit with a 14- or 16-inch bar is a great help. A larger gas-powered unit with 16- or 18-inch bar can handle really ...

In recent years, there has been a rise in the number of companies producing chainsaws that run on battery power ... that packs a lot of power to do something specific like pruning a tree.