Ryobi 40-Volt Cordless Power Tools Li-Ion Battery Op4015 Op4026, Ion Battery. Product Features Brand New |Battery Type: Li-ion |Voltage: 40v |Capacity: 6000mAh Replaces Ryobi 40V battery part # OP4050A OP4040A OP4015 OP4026 OP40201 OP40261 OP4030 OP40301 OP4040 OP40401 OP4050 OP40501 OP40601 OP40602 Compatible with all Ryobi 40 Volt lithium-ion tools and chargers, tools part # RY40200 RY40403 RY40204 RY40530 RY40460 RY40180 RY40250 RY40190 RY40109, chargers part # OP403A OP401 ZROP401 OP400A RY40440 Built-in convenient battery life LED indicator keeps you informed while you're out in the yard tackling your landscaping jobs Guaranty: 45 days money back, 12 months warranty. 24*7 hours prompt customer service. 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!