40V 4.0Ah Replacement For Kobalt 40V Battery Kobalt Kb2540C-06 Lithium Ion Product Features ?[ Upgraded Battery for 4X Longer Runtime ]?: Type: Lithium-ion | Voltage: 40V | Capacity: 4000mAh | Watt: 160Wh (Offers 4X More Power than the Original Kobalt 40V 4.0Ah Battery, Makes Your Tools More Runing Time.) ?[ Perfect Replacement For Kobalt 40V Battery ]?: 40V 4.0Ah Real Capacity Replacement Battery for Kobalt KB440-03 KB640-03 KB240-06 KB240C-06 KB640-06. 100% Compatible with Kobalt 40V Battery Chargers: KRC60-06 KRC40-06 KRC 840-03. Fit For All Kobalt 40V Tools. Makes Your Tools More Runing Time. ?[ Longevity Enhanced Smart Ecp Protection ]?: With a Recharge Cycle of 1000 Times and a Mere 1% Self-discharge Rate, The Supowill Replacement for Kobalt 40V Battery 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. ?[ Don't Buy Inferior or Uncertified Batteries ]?: Do not purchase low-quality batteries (unauthorized batteries), be cautious as batteries may turn into 'bombs.' Supowill all products are certified by ??/??/??/???/???/????/???????/??/????/????.?, Fully Certified,Guaranteed Safety. ?[ 2 Year Free Full Refund Or Replacement Only, No Repair] ?: 2 Year Warranty.If You Have Any Questions About The Replacement For Kobalt 40V Battery, You Can Click The "??? ? ????????" On Our Storefront Or In "???? ?????" Options Click The "??????? ??????".We Are Committed To Resolving Any Situation In Which Our Product Does Not Meet Your Expectations. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!