Cheap And Discounts Smart Electronics New KY-008 3pin 650nm Red Laser Transmitter Dot Diode Copper Head Module for Arduino AVR PIC DIY Wholesale. Buy Directly From Merchant SHEHNZHEN CAIZHIXING ELECTRONIC CO.,LTD. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.