LAPTOP PC EXPRESS has rapidly emerged as the top choice for Laptop and Desktop buyers. We offer a wide choices of Laptops, Cellphones, PC Parts, and accessories. Our distinctive feature lies in our multi-channel sales approach, ensuring customers an integrated and seamless experience. Feel free to reach out to us without hesitation. Item: Laptop Battery Compatible Brand: Lenovo Output Rating: 11.4V Capacity: 3685mAh 42Wh Compatible Part Number: L19L3PF4, L19L4PF2, L19D4PF2 Guaranteed to work on the following models: Lenovo IdeaPad 3-17ADA05, 3-17ARE05 1. LAPTOP PC EXPRESS specializes in providing high-quality aftermarket products, including laptops, computers, cellphones, parts, and accessories, all featuring specified models that can be hard to find elsewhere. 2. We offer a wide range of replacement items that are often difficult to find in the tech market, including laptop batteries and chargers, sourced from reputable third-party manufacturers who share the same factory origin as the original products. 3. Experience our commitment to your satisfaction with our FREE ASSISTANCE in ensuring seamless compatibility with your unit. This way, you can avoid the inconvenience of returning items due to incompatibility. Feel free to reach us out! Click the 'chat button' at the bottom of our website to inquire, our dedicated professional Customer Service Representatives are always eagerly awaiting to assist you anytime! 4. The item we are selling is a replacement type and battery specifications might change depending on our stocks. Rest assured that as long as they have the same battery model it is compatible. 5. The customer’s excellent review and 5-star rating would be highly appreciated! Rest assured that we will continue to develop our products and services to provide the best to our customers. 6. We provide after-sale support to lend a helping hand, assisting you with a smile if any technical problem arises!