To get a proper fit and performance, use battery packs from the same system and voltage as your tool.

• Match the platform: 12V Max tools use 12V Max battery packs; 20V tools use 20V packs. Platforms aren’t cross-compatible.
• Choose capacity: 2.0Ah, 4.0Ah, and 6.0Ah options fit the same platform but offer different runtime and weight.
• Use the right charger: Charge with a charger designed for that specific battery line.
• Check the listing/manual: The product page will note platform compatibility.

Sticking with the matching platform can help the pack seat correctly and let protection electronics function as intended. Actual performance can vary by tool and task.

Power tool batteries are typically brand-specific, with unique rails and electronics.

• Fit and communication: Batteries from other brands may not mount securely or communicate with tool protection circuits.
• Adapters: Third-party adapters exist, but using them can introduce risks and may affect safety or warranties.
• Charging: Always charge with a charger designed for your battery line, not a different brand.
• Best practice: Stick with the same system (voltage and platform) your tool is built for.

If you’re unsure, check the tool manual or the product page for platform details. Compatibility can vary, and avoiding mismatches can help protect both the tool and the battery.

Runtime per charge can vary widely based on the tool, task, and battery capacity.

• Capacity matters: Higher amp-hour (Ah) packs generally provide longer runtime than lower Ah packs on the same tool.
• Task load: Heavy drilling, grinding, or cutting can draw more power than light fastening or drilling soft materials.
• Conditions: Temperature and storage habits can influence performance.

For overall lifespan, lithium-ion packs are designed for repeated recharging, but cycle life depends on use and care. Storing packs in a cool, dry place and avoiding complete discharge can help maintain performance, though results may vary depending on usage and environment.

Some battery packs include USB-A and/or USB-C ports so you can power small devices.

• Check your pack: Look for USB ports and any power button on the battery housing.
• Powering devices: Connect your cable and press the power button (if present). These ports are intended for phones, lights, and similar accessories.
• While charging/tools: Avoid using the USB ports while the pack is on a charger or mounted to a tool.
• Limits: Output and compatibility vary by pack; check the product page for details.

Use quality cables and keep cords clear of work areas. Treat the pack like a portable power bank and store it safely when not in use.

Pick capacity based on your tool platform and how you work.

• Match voltage first: Choose the 12V or 20V line that fits your tools; platforms don’t mix.
• Runtime vs. weight: Higher Ah usually means longer runtime and more weight/size. 2Ah is lighter for quick jobs; 4Ah balances weight and runtime; 6Ah favors longer sessions.
• Charging plan: Larger packs can take longer to charge; using a compatible fast charger can help.
• Rotation: For continuous work, consider keeping a second pack charged to swap as needed.

Review your tool’s requirements and the product details to ensure proper fit and charging compatibility.