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Input: AC 100V~240V 50/60Hz Output Voltage: DC 12V ( constant voltage ) Output Current & Wattage: 3A 36W at max Output DC connector: 5.5 mm x 2.5 mm (inside"+", outside"-") Power cable length: 59in / 150cm + 38.1 in / 97cm Adapter body size: 3.8 in (L) x 1.7 in (W) x 1.2 in (H) Safety Compliance: FCC / CE/ RoHS / CCC Working Temperature: -10?? ~50?? Weight: 0.77 lb / 350g Package included 1x 12V 3A power supply adapter 1x AC input power cable 1x DC female connector Is this DC 12V 3A power supply (PS) compatible with your device?
1. Please find the spec label of your device and check the working voltage. It should be 12V DC, not be AC 12V or lower/higher than 12V DC. Otherwise, your device will not work or be damaged.
2. Check the max current your device will draw. It should be equal to or less than 3A, such as 1A, 2A, 3A. Otherwise, your device won?? t work well and the power supply will be damaged very soon.
3. Check the power input port of your device. Its outer diameter should be 5.5 mm; inner core diameter should be 2.5 mm or 2.1 mm. Inner core polarity should be"+", exterior polarity should be" - ".
4. If you have a power supply for reference, their output voltage, plug size, polarity should be the same. If our PS?? s current is equal to or higher than original one?? s, then our PS will work with your device. FREE ShippingFREE ShippingFREE ShippingFREE ShippingFREE Shipping