9V 2A Power Supply AC Adapter 100-240V to DC 9 Volt 2A Swiitching Power Adapter DC 9V Converter Transformer Cord with 5.5x2.5mm Plug

Additional Details from the Manufacturer

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More features

• Voltage: AC 100V-240V 50/60Hz, Output: 9V DC 2A Max . No load test: 9.133V,Load test: 8.51V ,Aging test: 8.61V,The average temperature of the 1-hour aging test is 28.7 ℉,Power cord length：1m/39in.
• Power Adapter DC plug :external diameter is 5.5mm, internal diameter is 2.1/2.5mm center (+) positive; （The connector can be safely and securely connected to plugs that require a size of 5.5X2.5mm/5.5X2.1mmPlease check your DC Plug Size and Plug Size Before Order!!) 
• Safety Protection: The power adapter has automatic overload cut-off, over voltage cut-off, over current cut-off, overheating protection, short circuit protection function No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use.
• 9V 2A Power Supply：The DC voltage output of a constant voltage switching power supply is fixed, and its voltage variation is allowed to fluctuate within ± 5% of the output voltage.This product is a power adapter, so it cannot be charged. Please confirm before purchasing.
• Kind Reminder : (1) This product is an AC to DC adapter, NOT A CHARGER!!! It cannot be used to charge electronic devices with batteries, such as laptops. Otherwise, it may damage your device. (2) Never overload. If the current drawn exceeds 2A, the power supply will be damaged soon. (3) The polarity is inside positive (+) and outside negative (-). They cannot be wrongly connected. (4) Indoor use only.