Rotating LED wireless module wireless power supply wireless transmission DIY SK7

SINONING

$8.90 
SKU: sk7

Input DC 4V-9V power supply;
                   The output voltage from the two coil turns ratio determines the output is AC oh, if you use the DC output can be connected rectifier filter;
                   Output power 0.5W.
                   The maximum output current of 100mA
                   A sense of distance 1 ~ 50mm
                   Operating frequency: about 333KHZ;

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