The NEW Hotstart KBW5015T-000 Plug in Battery Heater Thermal Wrap is a high-quality product designed to efficiently heat batteries in vehicles. With a power output of 50W and a voltage of 120V, this 28" long wrap provides reliable and effective heating. The Hotstart brand is known for producing durable and reliable automotive accessories, making this product an excellent choice for car enthusiasts looking to keep their batteries warm and functional.