Bossflex 118V Lithium Ion Cordless Electric Hand Saw, often referred to as a mini chainsaw.
Here's some information about this type of product for shopping:
Lightweight and Portable:
These mini chainsaws are designed for one-handed use and are generally lightweight, making them suitable for prolonged tasks without causing fatigue.
Cordless Operation:
Powered by rechargeable lithium-ion batteries, they offer freedom of movement and are not restricted by power cords.
Applications:
They are commonly used for tasks like pruning branches, cutting small logs, and other light-duty cutting applications in gardening or woodworking.