Feature:
1) Size: 3mm/5mm/10mm /8mm/12MM
2) Shapes: Round, burgonet, straw cap, ellipse, bullet
3) Colors: Water Clear ,red/yellow/blue/green/white etc.
4) Different angles
5) High brightness
6) Better light emits consistently
7) Long life
8) Packing: OPP or Plastic tube
9) vot: 3.0-3.06V, 20mA.