Check the listing for details. AA Battery Dummy Shorted Cell - Reduce voltage or complete series circuit. Condition: New. Listed at 5.95 USD. Our own custom AA Cell with short-circuit, solid conductor from end to end. This product is used for decreasing the voltage to a device by replacing one or more standard batteries with the short circuit provided by this dummy cell(s). DIY: Use with our Wired/Active Cell (sold separately) to supply power and complete the series circuit in your device. Conductors are nickel plated for long lasting corrosion free operation. Made in USA Model: AA-DUMMY OEMs: We pride ourselves in providing custom battery eliminators and power solutions to OEMs and individuals for a wide range of industries from medical equipment, industrial instrumentation, aviation, pro audio, gadgets, toys and more. Please contact us with your needs.