Meet the FLEX FX0331-1 24V 6.0Ah Stacked Lithium Battery—the powerhouse your FLEX 24V tools have earned. Built for pros and ambitious DIYers, it delivers faster charging, smarter power management, and a cooler, longer-lasting performance to power through the workday.

The FLEX 24V Stacked Lithium Battery Platform combines intelligent power management with THERMA-TECH+ cooling to maximize runtime and longevity. It’s designed to discharge efficiently, stay cooler under load, and charge quickly so you’re back to work sooner. Includes: (1) 24V 6.0Ah Stacked-Lithium Battery.

Key Features & Design

• 200% more power with 24V lithium for demanding FLEX tools.
• 300% longer battery life with THERMA-TECH+ heat management for extended use between charges.
• 100% faster charging so you spend less time plugged in and more time getting the job done.
• 100% cross-compatible with all FLEX 24V tools and chargers for a seamless ecosystem.
• THERMA-TECH+ heat management minimizes heat for maximum runtime.
• POWER IQ intelligent power management monitors and optimizes cells for overload protection and higher power.
• Shock, drop, and element resistant with a shock-resistant design and epoxy-sealed electronics.
• Patented dual-sided fuel gauge lets you quickly view battery charge from multiple angles.
• Fast charging fully charges in as little as 18 minutes.
• FLEX 24V cross-compatibility works with all FLEX 24V chargers and tools.
• Battery Lock System durable design prevents accidental disconnection during recharging.

Specifications

• Voltage: 24V
• Battery Power Type: Stacked Lithium Battery
• Capacity: 6.0 Ah
• Battery Energy: 144Wh
• Battery Weight: 2.2 lbs • 1 kg

Warranty note: Protected by the FLEX Limited Lifetime Warranty when registered within 30 days of purchase at registermyFLEX.com through December 31, 202.