It is a energy-saving LED lamp. It is the same as a flashlight. A good thing of this circuit is to selecting two power supply as 12VDC or 220VAC. It can be used for an application such as a small lamp, a lamp of emergency light, etc.

Technical Specifications:
- Poer supply : 12VDC or 220-240VAC (selected by jumper).
- Consumption : max. 155mA. at 12VDC.
- Display : 21 LEDs.
- PCB dimensions : 3.27 x 2.27 in.

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