Finally, an alternative way to power your flameless LED candles and other electronic devices that use 2 x D batteries! This 2 x D Battery Eliminator Kit is used to replace real D batteries in flameless LED candles and other electronic devices that use 2 x D batteries. For use in electronic devices that are heavily used or left on for extended periods of time. This 2 x D Battery Eliminator Kit includes 1 x D Active Dummy Cell Battery, 1 x D Passive Dummy Cell Battery, and an AC to DC Wall Power Adapter. These components easily and neatly plug into each other for a complete "plug-and-play" battery eliminator solution! Stop changing out dead batteries and start saving money! Stop worrying about whether your electronic device is turned off or in the timer mode!