For Makita18V To For Makita 12V Li-Ion Battery Adapter,For, Not Include Battery for Makita18V to for Makita 12V Li-ion Battery Adapter,for Makita 12V Cordless Power Tools,Adaptor for Makita BL1830 BL1850 Convert to for Makita BL1016 BL1021B BL1020B(not include battery) Product Features [Fit for Makita 10.8V12V Power tool]--Battery Adapter for Makita 12V System Compatibility for 10.8 V and 12 V Tools,Replace for Makita 12V Li-ion battery BL1015 BL1016 BL1021B BL1041B BL1020B BL1040B [Compatible with Makita 18Volt Lithium-Ion?battery]--for BL1830 BL1840 BL1850 BL1860... Battery Adapter Convert for Makita 18V to for Makita 10.8V12V Battery [Material]--Non-3D printed, sturdy and durable, lightweight and convenient, extend the life of the tool. [Easy to DIY operate]--Battery DIY converter, make full use of home batteries [Factory direct store after-sales]-Package Includes:1 Adapter (Battery not included).If you have any questions, please to contact us and we will give our best to solve question. 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!