• [Perfect Replacement & 100% Compatible] Perfect Replacement for Kobalt 40v battery is an upgraded version of the original Kobalt 40V MAX 4.0Ah battery, with a capacity increased to 6Ah/6000 mAh, providing a longer runtime. Replacement for Kobalt battery: KB-540-06 KB440-06‎ KB240-06 KB2540C-06 KB640-03. Perfectly compatible with Kobalt battery 40V Max lithium ion original chargers. Replace for Kobalt 40v max battery is fully compatible with Kobalt 40V tools like string trimmer, leaf blower, hedge trimmer, chainsaw etc
• [Multiple Cooling Channels & Certified Safety] Replacement for 40v Kobalt battery has excellent Heat Dissipation-Efficient internal cooling system circulates air across the batteries to cool down the heat extending batteries’cycling times for long lifespan. Sydelway all products are certified by 𝐔𝐋/𝐂𝐄/𝐅𝐂𝐂/𝐏𝐒𝐄/𝐑𝐎𝐇𝐒/𝐈𝐒𝐎𝟗𝟎𝟎𝟏/𝐂𝐁/𝐌𝐒𝐃𝐒/𝐔𝐍𝟑𝟖.𝟑. There is no memory effect on our Kobalt battery replacement under any charging condition, thus our battery has no self-discharge to ensure a long battery life.
• [Advanced Manufacturing] The new upgraded 40 volt Kobalt battery replacement builts into 4 intelligent LED indicator to show the remaining power allows you to check this 40v battery status more easily, you won't fully drain the battery and can charge it faster. Also, Kobalt replacement batteries made of high quality ABS and PC case, more durable and stable than ordinary PE plastic.
• [Trusted Security] This Kobalt replacement battery with a Recharge Cycle of 1000 Times and a Mere 1% Self-discharge Rate, ensures Flawless Operation for Up to 5 Years. Enhanced by a Battery Management System (BMS), it provides Effective Protection Against Potential Damage from Short Circuits, Overcharging/Discharging, Over-voltage, and Overheating. Sydelway Kobalt 40 volt replacement battery's multiple protection ensures that the tool can be used safely.
• [5 Year Money Back] Rest assured with 5-year with free Money Back or replacement. If You Have Any Questions About The Replacement For Kobalt battery 40v (Note: Amazon return windows will close after one month, don’t worry about it. You Can Click The "𝐀𝐬𝐤 𝐀 𝐐𝐮𝐞𝐬𝐭𝐢𝐨𝐧" On Our Storefront Or In "𝐘𝐨𝐮𝐫 𝐎𝐫𝐝𝐞𝐫" Options Click The "𝐂𝐨𝐧𝐭𝐚𝐜𝐭 𝐒𝐞𝐥𝐥𝐞𝐫"), We Are Committed To Resolving Any Situation In Which Our Product Does Not Meet Your Expectations. Sydelway provides 24*7 hours prompt after-sales service.