21V Cordless Power Tool Battery Pack – Slide-On Type

This high-performance 21V lithium-ion battery pack is designed to deliver reliable, long-lasting power for compatible cordless power tools. Featuring a durable black-and-red housing and a secure slide-on connector, it ensures a firm, stable connection during operation—even under heavy use.

Built for efficiency and safety, the battery includes advanced cell protection against overcharging, overheating, and short circuits, helping extend both battery life and tool performance. The compact, ergonomic design makes it easy to install and remove, while the rugged casing resists impact and everyday job-site wear.

Key Features:

• Powerful 21V output for consistent tool performance

• Lithium-ion technology for longer runtime and minimal self-discharge

• Slide-on mounting system for quick, secure attachment

• Durable, impact-resistant housing

• Built-in safety protection for dependable use