Protects against natural battery discharge and electronic drain in cars, small boats and other small vehicles. Provides immediate trickle-charge when exposed to daylight, even through windows/windshield. Patent-pending touch-action indicator lets you know your panel is charging. Plug & Play for quick connections. Mounts virtually anywhere. Cigarette lighter adaptor included. Warranty of one year or longer is with the manufacturer. Please note, if this product is out of stock at our warehouse then your order may be delayed by up to 14 business days before it is processed and shipped.