LED Driver for 3W Star LEDs 3.7V Specifications For LED Types: CREE XRE-Q5 / XP-E / XB-D Input Voltage: 1.2 to 3.6 VDC Output Voltage: 3 to 3.7 VDC Output Current: 350 to 1000 mA For (1) 3W high-power LED Connection: Red wire (output positive), black or blue wire (output negative) Size: 20 mm diameter x 3.5 mm 1 mode only Functions: Open circuit, short circuit, over load On back side of PCB, inside of the circle is positive, outside the circle is negative for power supply
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