The FLEX FX0231-1 12.0Ah Lithium-Ion Battery powers FLEX 24V tools with smarter management and cooler operation, delivering up to 20% more power than typical setups. Built for serious work and everyday projects alike, it keeps you moving longer with innovative THERMA-TECH cooling and intelligent Power IQ performance.

Includes: (1) 24V 12.0Ah Lithium-Ion Battery

Key Features & Design

• Voltage: 24V
• Battery Type: Lithium-Ion
• Capacity: 12.0Ah
• Energy: 288Wh
• Power: 2,520W
• Weight: 4 lbs (1.8 kg)
• Cooling System: THERMA-TECH™ heat management minimizes heat for longer runtime
• Power IQ: Intelligent power management monitors and optimizes the cells for overload protection and higher power
• Protection & Durability: DROP, DUST AND WATER RESISTANT; shock-resistant design and sealed electronics
• Fuel Gauge: Patented dual-sided fuel gauge for quick charge visibility from multiple angles
• Charging Speed: Up to 50% faster charging — 160W fast charger; 140 minutes
• Rapid Charging: 280W rapid charger; 75 minutes
• Cross-Compatibility: FLEX 24V cross-compatibility with all FLEX 24V batteries, chargers and tools
• Warranty: FLEX Limited Lifetime Warranty when registered within 30 days of purchase at registermyFLEX.com through December 31, 2024; End-to-End 5-Year Warranty on FLEX 24V tools, batteries and chargers

Designed to work seamlessly within the FLEX 24V ecosystem, this battery keeps pace with demanding jobs and busy setups. With cooler operation, smarter power management, and faster charging, you’ll spend less time waiting and more time completing projects—without the drama of dead batteries.