Snap Circuits Battery Eliminator NO BATTERIES needed for Snap Circuits projects REPLACES Battery Module for your Snap Circuits projects PRODUCES 3 different voltages: 3.0, 5.0, 6.0 volts DESIGNED for 110-120 VOLT electrical outlet ~ CAN NOT work on 240V outlets AWARDS ~ Snap Circuits brand kits have received the following awards: The National Parenting Center-Seal of Approval, Dr. Toy 100 Best Children's Products, Dr Toy Best Educational Products, STEM Approved SNAP CIRCUITS provide students ages 8+ with hands-on experience building models of working electrical circuits CIRCUITSAFE TECHNOLOGY Is only found in Snap Circuits brand electronics education kits. ~ SNAP CIRCUITS, ELECTRONICS EXPLORATION KIT, CIRCUITSAFE, LEARN BY DOING, and ELENCO are trademarks of Elenco Electronics, Inc.