AC DC Power Adapter 3V 4.5V 5V 6V 7.5V 9V 12V 1A 2A Multi Voltage Switching Power Supply Charger for Household Electronic Devices Routers Speakers LCD CCTV Cameras TV box Radio and Other Devices

Goaycer Multi Voltage Universal AC DC Power Adapter with 12Month worry-free warranty and friendly customer service.
AC Adapter Input: 100V-240V 0.25A 50/60Hz
DC Adapter Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V
DC Output Current: Max 2000mA(2A) "
USB Port Output:5V 2.1A
AC Adapter Wire cable length:1.45M(4.7ft/57inch)

What's mean for DC power supply rated max amperage 2A
it means that it can supply with all amperage which smaller than 2A.
such as 0.2A, 0.3A, 0.4mA, 0.5A, 0.6A, 0.75A, 1A, 1.2A, 1.5A, 1.8A, 2A all is available ,
If your device drawing the current only needs 0.8A then only 0.8A will be supplied.
if needed more than 2A then it will get 2A also.

DC Tips size :
Tip1: 5.5x2.5mm
Tip2: 5.5x2.1mm
Tip3: 4.0x1.7mm
Tip4: 3.5x1.35mm
Tip5: 3.0*1.1mm
Tip6: 2.5*0.7mm
Tip7: M icro USB
Tip8: LED connector junk
DC Plug Polarity: inner Positive(+), outer Negative(-). Polarity is irreversible

Work step:
1)
This AC adapter only power supply for Center positive device.

2)
Check the Voltage of your device, then set the right voltage.
The Multi Voltage Power Adapter with Smart IC control, will be full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
But most Small household appliances usually don't have circuit protection, if with the wrong voltage, may damage your device.

3), Choose the correct DC adapter tip and make sure that it's firmly attached to the dc input port of your device.

4)The dc power adapter NOT compatible with other high power equipment;

5)If you have any problem

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