Wen 20V Max 4.0 Ah Rechargeable Lithium-Ion Replacement Battery (20204) Remember when you didn?t depend on cords to run your tools? Power your life with a WEN 20V Max Lithium-Ion 4.0Ah Rechargeable Battery. This battery is designed to fit the entire WEN 20V Max series, including model numbers 20107, 20135, 20121, 20401, 20405, 20630, 20625, 20653, 20944, 20496, 20200C, 49120, 49135, and 49120C. Lithium-ion cells create a fade-free power supply that provides 4.0 amp-hours worth of steady and consistent operation. Replace your current battery or add an extra for double the run time, keeping one on the charger and one in the machine. Forget the hassles of extension cords. It?s time to simplify your life with an extra WEN 20V Max Lithium-Ion 2.0Ah Rechargeable Battery. Product Features Double the run time of your WEN 20V Max Lithium-Ion cordless tool with an extra battery Lithium-ion cells provide fade-free performance for your tools Provides 4.0 amp hours worth of battery power Compact size makes for easy storage and lightweight operation Designed for the WEN 20V Max Lithium-Ion Cordless Power Tool Series (compatible model numbers listed in description) 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!