Core18V 4Point 0 Ah Compact Battery With Bosch Gxs18V-15N15 18V Starter Kit. The Bosch GXS18V-15N15 CORE18V Compact Starter Kit delivers next-gen battery performance and a charger. The CORE18V Compact Battery is the next-gen Lithium-ion battery to keep the power and runtime, while losing the weight. Engineered with 21700 cell technology, the GBA18V40 single-layer battery matches the power from the original two-layer 4.0 Ah battery with improved performance per cell. The Bosch GAL18V-40 charger can completely charge a discharged CORE18V 4.0 Ah battery to 80% in 48 minutes and to a full charge in about an hour. This dual-stage charger charges the first 80% in standard charging mode and the remaining 20% in long-life mode getting users back to work quickly. It features charging indicator lights showing when the battery is in standard mode, long-life mode or finished charging. The battery provides exclusive Cool Pack 2.0 technology to manage the heat of the higher power-density cells, and it provides better cooling than the previous 4.0 Ah double-layer versions. Product Features Compact 18V battery ? provides next-gen power and runtime, while losing the weight, for tools used on the jobsite all day Charging convenience ? allows users to charge a BOSCH 18V 4.0 Ah battery to 80% in 48 minutes or to 100% in about an hour High-power cells ? use enhanced 21700 Cell technology, combined with advanced design, to produce higher power for a longer time Cutting-edge cell design ? engineered to improve performance in tools used on the jobsite all day Bosch-exclusive Cool Pack 2.0 technology ? cooling the battery 15% faster than previous versions 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!