["Features:\n10in1 design,more useful,Use this product to replace the LR6 AA LR03 AAA battery, which is pre-configured with black current-limiting power packs, and yellow is straight through.\n1x Black Dummy Fake battery output is 4.5V Replace 3x AA or AAA battery,2x Black Dummy Fake battery Replace 2x AA or AAA battery,Yellow Dummy Fake Battery is Link function.\nThis eliminates the need for 2x or 3x 1.5V AA AAA batteries,Never change batteries again! This battery replacement allows you to use practically any device that is only powered by 3 AAA or AA batteries.\nSuitable for Radio,electric toy, Christmas holiday LED lights,luminara candles,Interphone,Walkie talkie,Calculator,power remote controller, keyboard, Christmas advent calendar display, and more 3V or 4.5V power supply devices\nNo Need To Change Battery Frequently: With this AA AAA battery eliminator adapter,you don'for t need to buy a lot of replacement batteries when the batteries run out,saving you more for time and money.\nEasy to Use: Put the adapter correctly into the battery for case according to the positive and negative poles.Designed for devices that use 2 or 3 AA or AAA batteries.\nNice to be able to connect it with other 3V or 4.5V Christmas items and not have to worry about tuning on or off.\n\nSpecifications:\nColor: Black\nPlug Type: US Plug \nModel: AA,AAA(optional)\nMaterial: Plastic\nPower Cable length: about 440cm\ninput: AC 100-240V-50/60Hz\nMax output: for DC 4.5V 800mA(max)\n\nNote: \n1.Transition: 1cm=10mm=0.39inch\n2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\n3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes: \n1x US Power Adapter \n1x Power Supply Cable\n10x Black Dummy Fake Battery\n20x Yellow Dummy Fake Battery"]