The KH Industries Feed-Through Power Stringer is a portable, battery-powered stringing tool designed for pulling wires and cables through conduits and raceways. It features a lightweight, impact-resistant plastic housing and an ergonomic rubber grip handle. The stringer has a maximum pulling force of 25 lbs and comes with 150 feet of pre-loaded nylon string. It requires 4 C alkaline batteries, which are included. This stringer is ideal for electricians and installers pulling low voltage wiring through walls, ceilings, attics and crawlspaces. Its compact size makes it easy to operate in tight spaces.