This BOTKK 6000mAh 40V Replacement Battery is engineered to deliver reliable power for a wide range of Kobalt cordless tools including string trimmers, leaf blowers, hedge trimmers, chainsaws, and lawn mowers. It is compatible with models such as KB640-03, KB540C-06, KB240-06, Kb540-06, KPM1040A-03, KM-1640-06, KM 4040-06, KM1940-07, and KB440. The battery features a built-in 4-LED fuel gauge system that provides immediate feedback on the remaining charge level, allowing users to monitor power status easily. Constructed with premium lithium cells, it eliminates memory effect and supports charging or discharging without capacity loss. Safety is prioritized through integrated protections against over-charging, over-discharging, over-current, and overheating. The robust ABS+PC battery case offers fire resistance and effective heat dissipation to ensure safe and durable use. This replacement battery is compatible with original 40V chargers such as KRC60-06, KRC40-06, and KRC840-03. It comes with a user manual for easy installation and operation.

• Wide Compatibility: Works seamlessly with multiple Kobalt cordless power tool models including string trimmers and leaf blowers for versatile use.
• 4-LED Fuel Gauge System: Provides clear and immediate feedback on battery charge status to help manage usage efficiently.
• High-Quality Lithium Cells: Ensures no memory effect and maintains capacity through repeated charging cycles for long-lasting performance.
• Advanced Safety Protections: Built-in safeguards against over-charging, over-discharging, over-current, and overheating protect both the battery and user.

Product Dimensions:

4.70 x 7.10 x 2.40 in

2.60 lbs

Shipping Dimensions:

4.90 x 7.30 x 2.60 in