»öÂ÷°è RGB-1002

* ´Ù¾çÇÑ ÃøÁ¤ ¹æ½Ä : RGB value / HSL value
* Color ¼¾¼­ : 3 color photo transistors
* White color calibration card ±âº» Á¦°ø
* Low battery indicator ±â´É ³»Àå
* RS232 / USB Åë½Å ¹æ½Ä Áö¿ø