This replacement battery is specially designed for use with a variety of power tools. It is a genuine OEM sourced part, not an aftermarket alternative. Over time batteries tend to loose ability to hold charge requiring replacement. Several factors can cause this, such as improper charging or the way the tool is used along with normal deterioration of the battery. Please note, this 18 volt battery is sold separately.
This is an authentic replacement part manufactured for use with cordless power tools. The battery cover is used to protect the battery terminals when the battery is not in use. The battery cap is sold as an individual replacement part.