BatPower 4.0Ah 20V Battery Replacement Compatible with DeWALT 20 Volt MAX XR Lithium-Ion Cordless Tools, High Output Slim 21700 Cell Battery Pack for 20V Drills and Impact Drivers (1 Pack)

High Output in a Slim Profile: BatPower 4.0Ah 21700 Cell 20V Replacement BatteryExperience the next generation of power with the BatPower 4.0Ah Slim-Series battery. By utilizing advanced 21700 high-output cells, this battery provides the extreme runtime of a 4.0Ah pack in a lightweight, single-layer design. It is specifically engineered for users who need maximum power and sustained torque without the restrictive weight and bulk of traditional double-stack batteries.Next-Gen 21700 Cell Technology:High-Output Performance: Larger 21700 cells deliver higher current discharge and stay cooler under heavy loads, preventing the thermal shutdown common in smaller 18650 cells.4.0Ah Capacity: Provides 72Wh of fade-free energy—nearly double the runtime of standard 2.0Ah compact batteries while maintaining a sleek, manageable profile.Ultimate Portability: The slim, single-layer design keeps your tool perfectly balanced, making it the ideal choice for overhead drilling and precision fastening.Smart Safety & System Compatibility:Equipped with an Integrated Smart-Chip BMS (Battery Management System), this battery protects against over-charging, over-heating, and short-circuiting. Fully compatible with the DeWALT 20V MAX XR system, replacing models DCB240, DCB230, DCB203, and DCB201.Jobsite Durable Features:Integrated LED Fuel Gauge: Built-in 3-LED power indicator allows you to monitor remaining charge at the touch of a button.Secure Latching: Precision-molded for a tight, wobble-free fit in all compatible 20V tools and original chargers (DCB112, DCB115, DCB118).Impact-Resistant Build: Robust outer shell with a non-marring overmolded base protects both the battery and your work surfaces.What's in the Box: 1 x BatPower 4.0Ah High Output Slim 20V Battery; 1 x User Manual. (Note: Replacement product, not an original OEM part. Charger sold separately.)

• [4.0Ah High-Output Compact Power] Delivers the runtime and power of a standard 5.0Ah pack in a lightweight, single-row "Compact" profile. The perfect balance for overhead drilling and long days on the jobsite without added tool weight.
• [Advanced 21700 Cell Technology] Utilizes premium high-density 21700 lithium cells for superior thermal management and higher current discharge; prevents tool "stalling" during heavy-duty cuts and increases total battery lifespan.
• [Reduced Tool Fatigue] Designed for overhead drilling and all-day use, this compact 4.0Ah pack keeps your tools maneuverable in tight spaces while delivering the current needed for high-torque impact drivers and drills.
• [Intelligent Smart BMS Protection] Built with an integrated Battery Management System that provides 8 layers of protection against overcharging, overheating, and short-circuits. Certified UN38.3, CE, and RoHS for Safety compliance.
• [Precision Fit & 3-LED Fuel Gauge] Features a secure, vibration-resistant connection designed for professional jobsites. Includes an integrated state-of-charge indicator for real-time power monitoring to prevent unexpected shutdowns.