Question

what type of tool is a porta - power®?
battery - powered
electric
hydraulic
pneumatic

Explanation:

A Porta - Power® is a hydraulic tool. Hydraulic tools use liquid (usually oil) under pressure to generate force. Porta - Power® devices are known for their ability to exert significant force through hydraulic mechanisms, which is different from battery - powered (uses electrical energy from a battery), electric (uses direct electrical connection), or pneumatic (uses compressed air) power sources.

Answer:

hydraulic