🔋【6000 mAh High-Capacity Rechargeable Battery】 This 40V battery replacement has been rigorously tested for more than 1500 hours, with a capacity of 6000mAh/6.0Ah, 40V, 240Wh, which lasts longer than the original battery and most 40 v batteries on the market, and has stronger suction, providing reliable electric power for daily use. BOTKK ✅【Replacement for Kobalt 40 V Battery】Perfect replacement for kobalt 40v max battery KB440-03 KB640-03 KB240-06 KB240C-06 KB640-06...100% Compatible with 45+ kobalt 40V tools lawn mower ,snow blower ,saw, lawn/garden, power systems, lifestyle, indoor cleaning, outdoor cleaning, mobility. Fit with kobalt 40V chargers KRC60-06 KRC40-06 KRC 840-03, etc. BOTKK 🚀【Premium Performance with Li-ion Cells】This 40v max battery had upgraded features high-density cells with more the lifespan of standard cells, lasting over 1200 charge cycles with only 1% self-discharge, and is built for reliable performance. BOTKK 👍 【BMS Protection & Certified Safe】The 40 volt battery with smart BMS and multi-protection, it safeguards against short circuits, overcharging, over-voltage, and overheating, ensuring reliable power and peak performance in any weather. All BOTKK battery is fully certified (𝐔𝐋, 𝐈𝐄𝐂, 𝐌𝐒𝐃𝐒, 𝐔𝐍𝟑𝟖.𝟑, 𝐅𝐂𝐂, 𝐂𝐁, 𝐏𝐒𝐄) BOTKK 💌【Professional & Responsible Customer Service】It has multiple safety test certification standards of 𝐅𝐂𝐂 𝐑𝐎𝐇𝐒 and 𝐂𝐄. Products include 1 6.0Ah 40v battery replacement for kobalt. If you have any questions, please contact us through "Your Orders" tab in Amazon account (allow 24hrs for reply), we will give you the most satisfactory solution. BOTKK 1 Pack 6.0Ah Lithium-ion Replacement for Kobalt 40V Battery Compatible with KPM1040A-03, KM-1640-06, KM 4040-06,Cordless Power Tool Battery