About This [Safe & Reliable Power] Crafted with high-quality cells, this battery ensures safe performance in various environments. Perfect for outdoor adventures, camping, yard work, DIY projects, or daily office use. [Strong Output Compatibility] With up to 45W output, the Battery Plus powers a wide range of devices—including laptops, tablets, smartphones, drones, and more. [Long-Lasting Capacity] Equipped with 20V 4.0Ah capacity, it fully recharges in under 2 hours. Provides up to 1 full laptop charge, 3 phone charges, 1.2 tablet charges, or 20 minutes of tool operation. [Lightweight & Portable Design] Weighing only 1.5 lbs, this compact 20V lithium battery breaks away from bulky traditional packs—making it easy to carry and versatile across multiple devices. [One Battery for All] Compatible with 100+ Litheli U20 tools, the Battery Plus simplifies gardening and DIY projects by reducing downtime and boosting efficiency. Overview Number of Batteries : 1 12V batteries required. (included) Brand : LiTHELi Battery Cell Composition : Lithium Ion Battery Capacity : 20000 Milliamp Hours Recommended Uses For Product : Phone