New Technology-Shelf life of internal battery is 10+ years. Many units out there have only a 2 year internal battery shelf life. AM/FM Radio No Batteries Required - May be powered by batteries (not included). Power is Stored when wound, or charged by the sun. Compact, small and lightweight. Adapters may be used. Not included except in Multifunction unit. Great gifts!!! Radio with Flashlight/Siren #1003032$29.90, 3/$84.00 Multifunction Radio with Lantern/FlashlightWeatherband, Siren, & includes adapters for Home and Car #1003034$54.00, 3/$154.00 Quantity Discounts Call us with your specs. We Specialize in Custom Designed Kits! For pricing, shipping delivery and other pertinent data, click the "INFO" tab. Simpler Life Emergency Provisions, Inc. 2035 Park Avenue, Suite 1 Redlands, CA 92373 (909) 798-8108 * FAX (909) 798-8718 1 (800) 266-PREP (7737) E-mail us at sales@simplerlife.com We accept most major credit cards!