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Replacement AC Adapter Power Supply Keep your device powered with this brand replacement AC adapter. Designed as a, never used nonOEM substitute, it provides stable power and durable construction for devices that match the listed connector and specifications. Key features Replacement,, never used, nonOEM power adapter. Rectangular plug dimensions: 21 mm x 12 mm. Prong hole spacing: 10 mm centertocenter. Cable length: 8 ft for flexible placement. Built with copper core wire for improved durability and longer service life. Sufficient power output for compatible devices and subjected to aging tests to ensure reliable performance and stable conversion. Clear compatibility reminder: verify the DC output voltage, polarity, and tip size match your device before ordering. Important usage notes Confirm the DC output and tip size of your device are matching this adapter before. For extended use, allow adequate ventilation and keep the adapter away from humidity and liquids. Do not place the adapter on or near care products. Verify your device model compatibility prior to ordering. Practical applications a lost or damaged adapter for a portable electronic instrument that accepts this rectangular plug and spacing. Use as a spare power supply for a practice area or mobile setup where an 8 ft cable gives extra reach. Keep as a backup power source for desktop electronics that require the specified connector dimensions and DC output. If you have questions about compatibility or need additional information, please feel to contact us. We will be happy to assist you.