Adjustable Voltage Switching Power Supply [3V-12V] [2A]

Specifications:
A switching power supply is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.
A variable power supply is one that includes some means for the user to easily adjust the output voltage. Adjustment is most often accomplished with a potentiometer, but may also be done with an analog control voltage, a digital input, an autotransformer, etc.
The adjustable 3~12V power supply makes it suitable for different charging devices and different situations.

Features:
Input Voltage: 100 ~ 240V AC
Output Voltage: 3 ~ 12V DC (5.5 x 2.5 Plug)
Rated Output Current: 100 ~ 2000mA
Input AC Cable Length: 1m
Output DC Cable Length: 1m
Operating Temperature: 0 ~ +50℃
Storage  Temperature: -20 ~ +85℃

Package Include:
1 x 3~12V Adjustable Switching Adapter