Check the listing for details. 9v Battery Eliminator Kit Replace Your 9-Volt Batteries AC DC Adapter Converter. Condition: New. Listed at 10.70 USD. 9v Battery Eliminator (9v DC Adapter & Battery Eliminator) - Replace Your 9-Volt Batteries with Wall Power Supply 9v Battery Eliminator / Replacement Kit - Replace your 9 volt batteries forever and save moneyLong Term Green Solution saves time and money allowing you to operate electronics, toys, radios, and much more from the included AC wall transformer.Save 100s of dollars every year on 9v Batteries 9v Battery Eliminator Kit - (9v DC Adapter & Battery Eliminator) Replace Your 9-Volt Batteries with Wall Power Supply Adapter and Save 100s of Dollars by not having to replace expensive 9v Batteries in Toys, Walkie Talkies, Transistor Radios, and Virtually anything powered by 9 Volt Batteries. Includes both:9v AC/DC adapter (center tip positive) with 500ma Output and matching DC barrel connector Jack & 3.5 ft Long Power Cord9 Volt Battery Eliminator / Replacer Converter - 5.5mm Female DC Barrel Connector to 9-Volt Battery Snap Connector 9v (9-Volt) Battery Eliminator Adapter Conversion Connector & 9v AC/DC Adapter Kit by ProTechTrader5.5mm Female DC Barrel Connector to 9-Volt Battery Snap Connector to be used with a 9v AC/DC adapterThis is designed to have the correct polarity output to replace standard 9-volt batteries (aka Transistor Radio Battery, Smoke Alarm Battery, PP3, 6LR61 or 1604A)*Note: This can not be used to charge 9v BatteriesPlease note depending on your device you may have to leave the battery cover off, or make a very small notch in the plastic if needed for the wire to come through