About item:
1 inch = 25.4mm or 1mm = 0.0393 inch
Weight – 30 g
Usb with Led light
Many of colors (more than 6)
Price start from 0.09$ (buy exactly 10 Usb light and sell it to Your friends for 0.5$)
Cheap shiping:)
Links to buy (just click to open)
Link 1
or
Link 2 (alternative)
